Hunting Ethics
Most recreational hunters observe legal requirements designed to maintain both ecological balance and stocks of game. They also follow hunting ethics, known as fair chase or walk and stalk designed to even the odds, to give the animal a fair chance. Fair chase requires the hunter to forgo pursuing game in a vehicle or on horseback, shooting over a bait such as a tethered goat or carcass or at waterholes, using spotlights to dazzle nocturnal animals, and the like. Only unconfined animals may be...
Thermalization of Neutrons Role of Moderators Kinematic Relations
As explained in Section 7.1.1, fission in natural uranium will not result in a chain reaction if the neutrons interact primarily at energies close to those at which they are emitted, in the vicinity of 1 or 2 MeV. The neutrons are reduced in energy from this region to the more favorable thermal energy region by elastic collisions with the nuclei of the 'moderator. The energy transfer in an elastic nuclear collision depends on the angle at which the incident neutron is scattered. The energy of...
Listeriosis
Listeria and its illness, listeriosis, is another affiliate of the B group. Listeria monocytogenes is responsible for at least 2500 illnesses annually and 500 deaths. Pregnant women are not only at increased risk but are also 20 times more likely to become infected than women generally. In fact, 30 of all listeria infections occur during pregnancy. But it's the newborn infant that suffers the effects, not the mother. In addition, immunosuppressed individuals, especially those with AIDS, are 300...
Anthropocentric And Nonanthropocentric Perspectives
This mandate to combat unbridled anthropocentrism in environmental ethics always has harbored a serious policy ambition. By raising the flag of nonanthropocentrism, philosophers were hoping to advance a persuasive moral justification for a robust environmental policy agenda and a general rationalization of proenvironmental practices. If an ethical defense could be mounted successfully, public policies directing the protection of endangered species, wetlands, wilderness, natural areas, and so...
Reading stalagmites
Victor Polyak and Yemane Asmerom, scientists at the University of New Mexico, used uranium-thorium dating to determine the age of the bands in stalagmites taken from caves in the Carlsbad Caverns National Park and Hidden Cave in the Guadalupe Mountains National Park, both in southwestern New Mexico. What they found was a clear link between changes in the local climate and the way of life of the people living there at the time. They found evidence of climate changes that had changed the course...
Hydrologie Cycle
Remember from Chapter 1 that the hydrosphere, crust, and atmosphere combined make up the biosphere. The hydrosphere includes all the water in the atmosphere and on the Earth's surface. When the sun heats the oceans, the cycle starts. Water evaporates and then falls as precipitation in the form of snow, hail, rain, or fog. While it's falling, some of the water evaporates or is sucked up by thirsty plants before soaking into the ground. The sun's heat also keeps the cycle going. The hydrologic...
Israel And The Middle East
Respect for individual human life and the protection and promotion of health for all are among the core ethical values of Judaism, Christianity, and Islam. These core values imply the prevention of the environmental destruction, depletion, and contamination that jeopardize life, fertility, and reproduction for future generations. World Congress of Imams and Rabbis for Peace 2008 Hessel 1998, Izzi Dien 1990 . In all three a concern for equity in particular requires protection of the weak a...
Conclusion
We have summarized many aspects of our current understanding of how climate change due to increasing greenhouse gases will affect oceanic biology and how the physical-biological feedbacks may influence the evolving physical climate system. The primary effects of ocean biology on physical climate were its influence on the carbon cycle, the influence of oceanic phytoplankton on upper-ocean absorption, and the influence of DMS production by phytoplankton on atmospheric aerosols. The primary...
PLATINUM PROJECT PROFILE Uga
McKinney Green Building, McKinney, Texas Completed in April 2006, the McKinney Green Building is a 61,000-square-feet, three-story speculative office building. The facility is projected to reduce energy use by more than 70 percent and reduce water use by 30 percent compared to a similar, conventional office building. A rooftop photovoltaic system comprises 152 panels that provide approximately 10 percent of the building's electricity requirements. Two cisterns, each with a 9000-gallon capacity,...
Critiques
Descartes's views have met with strong objections in recent times. Gilbert Ryle famously described Descartes's dualist position as the Dogma of the Ghost in the Machine'' 1949, pp.15-16 . In Descartes's view, the human body, like the animal, is a clockwork machine. Unlike animal machines, however, it is driven by a ghost that is ''invisible, inaudible and has no size and weight'' p. 20 . Ryle argues that it is hard to conceive of causal transactions between the clockwork machine and the...
Section Assessment Dkj
I Some precipitation infiltrates the ground to become groundwater. I Groundwater is stored below the water table in pore spaces of rocks and sediment. I Groundwater moves through permeable layers called aquifers and is trapped by impermeable layers called aquicludes. I Groundwater emerges from the ground where the water table intersects Earth's surface. 1. imandfffll Explain how the movement of groundwater is related to the water cycle. 2. Illustrate how the relative positions of an aquifer and...
Flood Hazard Mitigation
The historical record of tropical cyclones in the South Pacific indicates that storms rarely develop close to the main island archipelagoes lying south of 10 S. Instead, nascent tropical disturbances tend to form farther north and then approach on southerly tracks over 2 or 3 days as they mature. This crucial delay should prove invaluable for alerting vulnerable populations Fig. 9.15. Maximum flood heights in several rivers on Vanua Levu island in Fiji, generated by Tropical Cyclone Ami in...
A Blind Spot
From its inception environmental ethics has focused mainly on the normative status of wilderness and wildlife. The many arguments about moral standing and intrinsic value have been aimed at finding a more appropriate balance between the domestic and the wild, mainly by valorizing the wild. One example is Paul W. Taylor's theory of respect for nature, which purports to be bio-centric but provides inherent worth intrinsic value only for wild organisms, expressly excluding domestic ones....
A New Evolutionary Perspective The Nomadic Forager Model
I want to bunt eland, kudu, and gemsbok, but bunting men is what gets you killed. JU 'HOANSI MAN, QUOTED BY RICHARD LEE IN THE IKUNG SAN What are the evolutionary costs and benefits of aggressive behavior Some likely costs include being injured, getting killed, harming relatives if fighting with them, losing friends, taking time and energy away from other necessary pursuits such as finding food or mating, and, among humans, getting yourself expelled from the group.1 A central point is that...
Bird Extinctions Baltimore Without Orioles
Maryland's Baltimore orioles, which have been declining due to habitat loss for many years, could vanish altogether late in the twenty-first century due to changes in migration patterns strongly influenced by a warming climate. A study by the National Wildlife Federation and the American Bird Conservancy suggests that the effects of global warming may be robbing Maryland and a half-dozen other states of an important piece of their heritage by hastening the departure of their state birds Pianin,...
Sandy shores
Detailed accounts of the ecology of sandy and muddy shores and their inhabitants can be found in Bassindale and Clark 1960 , Brafield 1978 , Brown and McLachlan 1990 , Eltringham 1971 , Evans and Hardy 1970 , Hails and Carr 1975 , Hayward 1994 , Ranwell 1972 and Swedmark 1964 . The sizes of particles to which the name 'sand' is applied has been given as coarse sand 2.0-0.5 mm medium sand 0.5-0.25 mm fine sand 0.25-0.062 mm see Section 6.1.1 . Seashore sands contain particles of many types and...
Getting Light Into The House Safely
A window is an important element in the building envelope. As with insulation, the greater the difference in temperature between the outside and the inside of a house, the better the windows will have to be. Look carefully to see the relative performance of the windows that are used in the different case study buildings around the world. For details of different windows there are a number of excellent sites on the Internet, listed under 'window performance'. The key things with window design...
No meningitisx Relative humidity
Fig. 13.4. The seasonal variation of meningococcal meningitis in relation to relative humidity in the Sahel region of Africa. the northern boundary is the desert. Within this area, major epidemics, mainly of group A, occur at 7-14-year intervals, with lesser ones in between. In addition to the meningitis epidemic belt in Africa, there have also been epidemics of group A organisms in India and Nepal, and group B in the Americas, Europe and Pacific Island Nations. Epidemic meningitis is commonest...
Warehouses with toxic wastage
There are many warehouses 16 storing uranium, 54 obsolete pesticides, 2 storing cyanide in our region situated on the banks of rivers. There was a release from a pesticides warehouse that killed fish in Son-Kul, which is a high-altitude lake 3,016 m above sea level, storage - 2.64 km3 in Kyrgyzstan TienShan in 1977. Some examples follow. There is a large waste warehouse containing cyanide from gold mining Kum-Tor area, 4,100 m above sea level, warehouse stores a total volume 100 million cubic...
SynGas from Natural Gas Methane Steam Reforming
In methane steam reforming, methane is reacted in a highly endothermic reaction with steam over a catalyst, typically based on nickel, at high temperatures 800-1000 C, 20-30 atm 182 to form CO and H2. A part of the CO formed reacts consequently with steam in the water gas shift WGS reaction to yield more H2 and also CO2. The gas obtained is thus a mixture of H2, CO and CO2. The concentration of the various components depends on the reaction conditions temperature, pressure and H2O CH4 ratio....
Design of Field and Laboratory Experiments
Using field experiments, I quantified rates of Pisaster predation to test the hypothesis that the strength of the sea star-mussel interaction is reduced during periods of cold-water upwelling. Experiments were conducted at three wave-exposed sites within Neptune State Park. Sites were separated by several hundred meters, and water temperatures varied little generally lt 0.2 C over these distances. At each site, I identified two large rocky reefs mean area SEM 132.5 49.7 m2 that were in close...
Abstract
The importance of uranium-generated nuclear power is discussed. The review forecasts severe shortages of oil and natural gas in 25 years, and their depletion in 40 years. With a moratorium on burning coal to prevent global warming, it is shown that uranium-produced electricity and heat is essential for large-scale future productions of synfuels hydrogen, ammonia, hydrazine, and alcohol made from air, water, and sunshine to replace the portable petro-fuels presently propelling our vast...
Radiative Flux In The Atmosphere
The essential energy flux in atmospheric chemistry is the flux of solar radiation. The radiant flux density F is the radiant energy flux across any surface element, without consideration of the direction F is measured in watts per square meter W m 2 . The radiant flux density is called the irradiance E when the radiation is received on a surface. Thus F and E are often used interchangeably. We will use F in general and E when we are referring specifically to the radiant flux density on a...
Measurement 1
There are several kinds of anemometer for measuring the surface wind. Figure 14.3 shows a simple device used by dinghy sailors, and at some weather stations. The cup anemometer has been commonly used since its invention in 1846 cups on each of three radial arms from a vertical axis are driven by the wind, and their rotations are counted. The number of rotations multiplied by the distance around the cups' circle is proportional to the wind run, the distance that a parcel of air would travel....
ThlNuclear
A threefold expansion of nuclear power could contribute significantly to staving off climate change by avoiding one billion to two billion tons of carbon emissions annually BY JOHN M. DEUTCH AND ERNEST J. MONIZ Nuclear power supplies a sixth of the world's electricity. Along with hydropower which supplies slightly more than a sixth , it is the major source of carbon-free energy today. The technology suffered growing pains, seared into the public's mind by the Chernobyl and Three Mile Island...
Conclusion 1
What can we conclude from this discussion It is clear that there is not, and never has been, a single thing called Science with a capital S that can be used as a benchmark against which to measure the research practices of geographers or anyone else. It is equally clear that geography as a whole is a 'science' only if we employ a vernacular, insubstantial, and ultimately rather trivial definition of the word. The real question, therefore, is this what kind of sciences are those parts of human...
The Scope Of Environmental Psychology
Environmental psychology encompasses theory, research, and practice aimed at making buildings more humane and improving people's relationship with their surroundings, natural and built. Society invests enormous efforts in the construction and maintenance of key features of the physical environment such as cities, buildings, parks, and streets. Designing these features to maximize the well-being of both humans and nature is a major objective of environmental psychology. Environmental psychology...
Nageezi New Mexico near Chaco Canyon in northeast New Mexico on the Navajo
LOCALLY SOURCED MATERIALS CULTURALLY SENSITIVE DESIGN PASSIVE HEATING AND COOLING A university-initiated design build process led to the creation of the Nageezi House, a new home for an elderly Navajo couple. The house is located on an isolated, rural site on a windswept mesa in northeast New Mexico, near Chaco Canyon. The Nageezi House replaced the couple's original, conventional home, which had been built over a period of decades and which was dilapidated enough to make renovation impossible....
Remarks
The above examples demonstrate that the concept of a catastrophe is fundamental to atmospheric dynamics. While some of the specifics of these examples may later turn out to be incomplete or even incorrect, the general concept of a catastrophe will still remain useful. When we study quasi- equilibria such as Rossby waves, cloud clusters, and gravity waves, we need to ask not only how they are maintained, but also whether and how they can become unstable, and how they transition to other quasi-...
Nonparametric Density Estimation Method
Once a set of climatic variables is identified, multivariate nonpara-metric density estimation is applied to estimate probability density functions of each vegetation type. Nonparametric density estimation methods are well understood and have been increasingly used in practice for both univariate and multivariate analysis in such areas as chemical and electrical engineering and medical biostatis-tics. A comprehensive review of different density estimation methods can be found in Silverman 1986...
Total trillion m
Figure 4.12 Distribution of world natural gas proven reserves in 2004. Based on data from BP Statistical Review of World Energy 2005. Figure 4.13 Liquid natural gas LNG tanker for transportation of natural gas across the seas. day to both the United States and the United Kingdom. In the United States, the construction of some ten new LNG regasification terminals is projected within a decade, compared to only a half-dozen operating today, all of which were built more than 20 years ago. Because...
The Modern Global Theory Of The Glacial Isostatic Adjustment Process
The theory of the GIA process is embodied in an integral sea level equation, the solution of which describes the time-dependent separation between the surface of the solid earth and the gravitational equipotential surface that determines the equilibrium level of the sea. This equipotential surface is, of course, precisely the geoid of classical geodesy. The basic ingredients and initial form of this sea level equation SLE were developed in Peltier 1974, 1976 , Peltier and Andrews 1976 , and...
Passmore John Arthur
John Passmore, an Australian philosopher, was the author of the first philosophical monograph on environmental ethics, Man's Responsibility for Nature 1980 first edition, 1974 . Although Passmore's anthropocentric approach was widely rejected in favor of nonanthropo-centric alternatives in the decades immediately following the appearance of his book, Passmore was enormously influential in persuading philosophers that environmental issues merited serious attention. Unlike his professional...
Cpv Hydrogen Hybrid
1. Renewable Energy and the Hydrogen Krishnan Rajeshwar, Robert McConnell, Kevin Harrison, and Stuart Licht 1 Renewable Energy and the Terawatt 2 Hydrogen as a Fuel of the 3 Solar Energy and the Hydrogen 4 Water Splitting and 5 Completing the Loop Fuel 6 Concluding 2. The Solar 1 Introduction Basic Properties of the 2 The Spectral Distribution of the Sun as a Radiation Source 20 3 The Earth's Atmosphere as a 4 Utilization of Solar Spectral Regions Spectral Response of 5 Reference Spectral 3....
Countries with Nuclear Power But No Weapons
Many countries exhibit the other side of the coin they have nuclear power but do not have nuclear weapons. Some have not shown any inclination toward weapons e.g., Canada, Germany, and Japan .28 All have strong, comprehensive nuclear power programs and could easily develop weapons with no external aid. Sweden, which also has a strong civilian nuclear power program and technological base, embarked on a sophisticated program of weapons development, but the effort was abandoned before attracting...
The Methow Valley Background
The Upper Columbia River ESU featured endangered Steelhead and spring-run Chinook. As of September 1999, the Central Valley of California and the Upper Columbia were the only West Coast basins to contain two listed salmonid species. With regard to enforcement challenges, the Methow Valley in Okanogan County was one of only two areas within the Northwest Region where the taking of listed fish was strictly prohibited 25,26 . In the summer of 1998, OLE began meeting with WDFW counterparts to...
German Idealism And Nature Fichte And Schelling
German idealism developed out of Immanuel Kant's philosophy. The German idealists endorsed Kant's view that human beings are autonomous, capable of breaking from causal determination to set their own values and thoughts. However, Kant thought that human beings not only are autonomous but also appear empirically in everyday experience to be part of nature, which he understood as the fully determined causal order of Newtonian science. On the basis of these Kantian views, Fichte held that the...
Simulated Smallpox Attacks
EpiSims animations depict simulated outbreaks and the effects of official interventions. In the still frames below, vertical lines indicate the number of infected people present at a location, and color shows the percentage of them who are contagious. In both scenarios shown, smallpox is released at a university in central Portland, but the attack is not detected until victims start experiencing symptoms 10 days later. The left-hand images show no public health response as a baseline. In the...
Class Mammalia Order Rodentia Family Muridae 1
IDENTIFICATION This species is readily identifiable it is one of the few North American arvicolines that has rootless molars that lack cement in the reentrant angles. The ml consists of a posterior loop and usually seven alternating, closed triangles, with a somewhat variable, but always relatively simplistic, anterior cap. Dentine tracts usually break the occlusal enamel surface on all salient angles in advanced stages of wear Hibbard, 1938, 1956, 1972 . The ml of Guildayomys hibbardi is also...
Adiabatic Changes in the Atmosphere
There are several thermodynamical processes in the atmosphere in which heat is prevented from entering or leaving a system during the process. Changes taking place during such a process are called adiabatic changes. This condition can be met in two ways either by thermally insulating the system, or by allowing the changes to occur so rapidly that there is no communication of the system with the outside, so far as heat transfer is concerned. The following are some examples of adiabatic changes...
Structure of the Sun its Interior
The sun has a layered structure which is suggested by the results of helioseismic soundings, measurement of neutrino flux, continuous monitoring of X-rays and gamma rays emanating from the sun's interior and inferred from the standard theoretical model. The layered structure is shown in Fig. 7.1. Some details about the layers in the interior of the sun are as follows Fig. 7.1 The layered structure of the sun Fig. 7.1 The layered structure of the sun The Core is the central region of the sun....
g Study Guide
Igneous rocks were the first rocks to form as Earth cooled from a molten mass to the crystalline rocks of the early crust. Bowen's reaction series p. 114 fractional crystallization p. 115 igneous rock p. 112 lava p. 112 partial melting p. 114 MAUWJdSa Igneous rocks are the rocks that form when molten material cools and crystallizes. Magma consists of molten rock, dissolved gases, and mineral crystals. Magma is classified as basaltic, andesitic, or rhyolitic, based on the amount of silica it...
Shobhakar Dhakal
Executive Director, Global Carbon Project, National Institute for Environmental Studies, 16-2 Onogawa, Tsukuba, Japan 305 8506 Over the last few decades the world experienced urbanization to an unprecedented extent. The urban development path adopted by urbanizing regions, more specifically by cities, is a crucial factor in determining the scale and choice of energy use and the accompanied emissions of local air pollutants and greenhouse gases. Such pathways also impact on urban carbon sinks...
Iccdu Proceeding
The global environmental problems, especially the global warming caused by the accelerative accumulation of carbon dioxide in the atmosphere, are nowadays the most crucial for human beings as well as global sustainability. Due to this global environmental issue, the scientists and engineers, who had a strong interest and wished to contribute to solve the carbon dioxide problem from technological aspects, gathered and discussed the countermeasures in this conference. As a result of this effort,...
Educational Planning
There are several ways that educational planning can be used to influence the campus emission profile, many of which are unique to each college. For institutions that periodically select overarching themes for the community, climate change is a choice that may motivate faculty to modify course offerings, students to change decisions on turning off their computers, and administrators and staff to reevaluate vulnerability of campus infrastructure. For instance, on campuses with an endowed speaker...
Interventions for mathematics disorder
Classroom-wide interventions, such as Houghton Mifflin Mathematics 51 and Everyday Mathematics, have reported significant improvements with children's mathematics abilities. Research has suggested that, on an individual level, interventions should be established based on the specific mathematics deficit a child displays. For example, children with a predominant procedural, visuospatial, or conceptual problemsolving deficiency would be likely to benefit from an approach that models effective...
Buried Pipes And Evaporative Cooling
Buried pipes function by injecting into the building air that has been previously circulated underground by means of earth-to-air heat exchangers. The air is generally sucked from the ambient air by means of a fan. The temperature drop of the outlet air depends upon the inlet air temperature, the ground temperature at the depth at which the exchanger is situated, the thermal conductivity of the pipes and the thermal diffusivity of the soil, as well as the air velocity and pipe dimensions. Using...
Chlorophyll estimations
The quantity of chlorophyll that can be extracted from unit volume of seawater depends upon the number of plant cells present, and it is possible to calibrate a scale of pigment concentration against quantities of plant tissue Harvey, 1950 . A measured volume of raw seawater is filtered and or centrifuged to collect all cells. These are then treated with a standard volume of acetone or alcohol to extract the chlorophyll. The intensity of colour in the extract is measured colorimetrically or...
Radiation
In Fig. 1.11 we saw that 58 of incident solar radiation reaches the Earth's surface on average, about 15 of this is reflected back into space, the proportion varying according to the albedo of the surface. Over the oceans most of the incident solar radiation enters the water, although the albedo depends strongly on the angle at which the Sun's radiation hits the surface. Table 2.1 gives the reflectance of direct sunlight illuminating a calm water surface, over a range of angles of incidence.2...
Perpetuator Of Fear
In post-traumatic stress disorder PTSD , cues that evoke a traumatic experience induce fear reactions long after the event. Malfunctioning of a brain structure called the ventromedial prefrontal cortex vmPFC is thought to increase vulnerability to the condition because it modulates the amygdala, a driver of fear and anxiety. Normally recovery after trauma, known as extinction, replaces a fear response with a neutral one through a learning process that engages the hippocampus and the...