Show:
Causes, sustainability
Science etc
Ecosystems, Biodiversity & Evolution
Biomes & Aquatic environments
Population growth
100
3 principles of sustainability
What solar energy, chemical cycling, biodiversity
100
Scientific method
What is observe, hypothesis, test, hypothesis supported, conclude, hypothesis not supported, rework
100
4 attributes of natural selection
What is genetic variation, over production of offspring, struggle for existence, differentail survival and reproduction
100
biomes can be split into three main types...
What is deserts, grasslands, forests
100
equation for population change
What is (births + immigration) - (deaths + emigration)
200
4 basic causes
What is poverty, population growth, not charging real cost in goods and services, wasteful resources use
200
what is a theory in science?
What is well tested hypothesis, never shown to be false, well accepted by scientific community
200
main human factor in Carbon cycle
What is burning fossil fuels, CO2 into atmosphere
200
2 ways we've affected biomes
What page 165.......clearing forests for agriculture, overgrazing of grasslands by livestock
200
between 1950 & 2010, most of the world's population growth took place
What is less developed countries
300
3 worldviews
What is planetary managment, stewardship, environmental wisdom
300
law of conservation of matter?
What is cannot be created or destroyed, just changed
300
Equation for biodiversity?
biodiversity = speciation - extinction
300
how much of the earth is covered with water
What is 77% salt, 2.2% fresh
300
causes of population growth - factors affecting birth rates and factors affecting death rates - give one for each
What is page 132....importance of children for labour, educational and employment opportunities for women......page 133......better nutrition, vaccinations, antibiotics
400
what is environmental science
What is natural sciences, social sciences, ethics, philosophy
400
first law of thermodynamics?
What is energy cannot be created or detroyed, simply converted
400
2 types of extinction
What is background, mass
400
2 main types of aquatic life zones with 1 example of each
What is marine, saltwater - oceans etc freshwater - lakes etc
400
effects of population growth - give 2 ways natural capital is degraded
What is using renewable resources faster than they can be replenished......reducing biodiversity....page 129
500
3 key components of sustainability
What is natural capital, many human activities degrade it, and solutions
500
second law of thermodynamics
What is when energy is converted, we end up with a less usable form of energy
500
2 types of species with different niches
What is specialist - narrow niche......generalist,broad niche
500
2 ways we're affecting aquatic environments
What is pollution, coastal development
500
solutions....give 2 general solutions
What is reduce poverty, elevate status of women, encourage family planning