Biodiversity
Define "species"
Host will listen
Describe world population growth until the 1960s
What is exponential growth?
What are the tons of grain harvested per unit of arable land?
This kind of population always uses the most resources
What are large populations?
Define "anthropogenic"
What is caused by humans?
The number of current cataloged species
What is 1.8 million?
When the human population reached 8 billion
What is November 2022?
The three crops that provide over half of humanitiy's caloric intake
What are wheat, corn, and rice?
Define "sustainable use"
What is leaving enough of a resource for future generations, preventing it from running out?
Name two greenhouse gases resulting from both natural and human-related causes
What are carbon dioxide and methane (double points if you can name the chemical formula)
Name one of the three endangered animals listed
What is (Bengal tiger/snow leopard/West Indian manatee)?
When the United Nations thinks the world population will level
What is 2150, between 8 and 12 billion?
Explain the differences between monoculture and polyculture
Host will listen (should say crop count sand intensity level)
Name three ways people light their homes (USAD list only)
What are elecrticity, candles, and kerosene?
Global temperatures have grown fluctuatingly over this time period
What is 130 years?
Name two of the four "saved species"
What are (American bison/peregrine falcon/bald eagle/California condor)?
The world population in 1960
What is 3 billion?
What is "increases or decreases in amount of grain grown fro human consumption?"
The poorest 25% of the population holds this percentage of paper, energy, meat, and automobiles
What is less than five percent for all options?
These four factors regulate Earth's temperature
What are solar radiation, heat released from Earth, water surface area, and atmospheric gas concentrations?
The natural rate of extinction (Hint: in terms of mammals)
What is two mammal extinctions per 10,000 species per 100 years?
The number of daily births and deaths
What are 378,000 and 148,000, respectively? (Half points if net amount of 230,000 is said)
The potential consequnces of high-intensity crops
What are soil erosion, fertilizer runoff, animal wate runoff, and pesticide buildup?
Accroding to the UN Ssevelopment Program, members of developed countries consume this much of the world meat and fish, automobiles and trucks, energy, and paper (Four different numbers)
What are 45%, 87%, 58%, and 84%?
This was the atmospheric concentration of carbon dioxide in 1995
What is 360 ppm?