The State of the Environment Flashcards
Environment
the surroundings or conditions in which a person, animal, or plant lives or operates; the natural world, as a whole or in a particular geographical area, especially as affected by human activity.
Ecology
the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
comes from 2 root words:
“logos” = study of
“oikos” = home
Environmental science
the study of the environment, and the solution of environmental problems; understanding human relationships, perceptions and policies towards the environment; the understanding of earth processes and effects of global climate change, evaluating alternative energy systems, pollution control, managing natural resources
Environmentalism
movement regarding concerns for environmental protection and improvement of the health of the environment; advocates the preservation, restoration and/or improvement of the natural environment, and may be referred to as a movement to control pollution or protect plant and animal diversity.
Renewable
resources are replenished naturally and over relatively short periods of time.
Examples:
solar, wind, water, biomass, and geothermal.
Nonrenewable
resources due to the long time it takes for them to be replenished.
Examples:
coal, nuclear, oil, and natural gas, are available in limited supplies; forests
Sustainability
how biological systems remain diverse and productive; the endurance of systems and processes.
Example: Long-lived and healthy wetlands and forests
Carrying Capacity
the maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water and other necessities available in the environment.
Our planet (7.2 billion)
Tragedy of the Commons
an economic theory by Garrett Hardin, which states that individuals acting independently and rationally according to each’s self-interest, behave contrary to the best interests of the whole group, by depleting some common resource.
Ecological footprints
the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources; measures human activity
In Hectares:
The U.S. = 9.6 per capita/3 billion total
The Netherlands = 3.8 per capita/62 million total
India = 0.8 per capita/ 880 million total
____% of world’s population are in developed countries.
____% of worlds population are in developing countries (because of the bigger population growth).
19 and 81
____% of the wealth and income belong to developed countries.
____% of the wealth and income belong to developing countries.
85 and 15
____% of the resources used are in developed countries.
____% of the resources used are in developing countries.
88 and 12
____% of the pollution and waste are from developed countries.
____% of the pollution and waste are from developing countries.
75 and 25
Garrett Hardin
wrote Tragedy of the Commons in 1968