What caused by greenhouse gases? a. the hole in the ozone layer is decreasing b. global warming c. temperature decrease d. weather patterns remaining stable

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste. the percentage of food that the united states wastes each year is %.

What would happen if the krill were removed from the food web

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time