Chapter 1 Flashcards
environmental science
the systematic, scientific study of our environment as well as our role in it.
Environmental economics
ex. depleted fish
What are the long term costs and benefits of building a marine preserve?
Political science
ex. depleted fish
How do we develop equitable fishing policies?
Population biology
ex. depleted fish
How many fish are needed for reproduction?
Ecology
ex. depleted fish
How does the reef support the fish?
Chemistry
ex. depleted fish
What levels of oxygen, nutrients are best for reef health?
Anthropology, religion
ex. depleted fish
What is the cultural value of fishing in a coastal reef?
Methods of environmental science
Observation, scientific method, Quantitative reasoning, Uncertainty, critical and analytical thinking.
throughput
the flow of energy and/or matter into and out of a system.
Ecosystem services
Resources and services provided by environmental systems
Sustainability
Ecological, social, and economic systems that can last over long term.
Sustainable development
a real increase in well being and standard of life for the average person that can be maintained over the long term without degrading the environment or compromising the ability of future generations to meet their own needs.
Sustainable development goals
- combating poverty
- reducing resource consumption
- population growth
- health care
- sustainble cities
- environmental policies
- protection of the atmosphere
- combating deforestation and protecting biodiversity
- combating desertification and drought
- agricultural and rural development
Science
the orderly pursuit of knowledge, relying on observations that test hypotheses in order to answer
questions
Quantitative reasoning
using measurements and numbers to understand the world.
Environmental science is the study of earths natural hazards? T/F
False, includes natural hazards but is not limited too.
About__% of the world population lives in regions where water demand exceed supplies
40%, could be up to 75% in ten years
The population of Earth is growing at approximately _________people per year
80 Million
what are current issues related to climate change?
Melting ice caps
Rising sea levels
more frequent floods
Although hundreds of millions of people have better water supplies then they did 25 years ago, over ______ people still lack access to safe drinking water
1.1 billion
Air pollution is involved in millions of deaths and illnesses worldwide every ____________.
year
Fertility rates have decreased in most areas of the world to less than _____children per women
3 actual: 2.45 per woman