Analyze the graph below from NASA showing carbon dioxide concentrations for the last 800,000 years. Why is studying past climate changes and their impacts such as the impacts from the rapid warming event of the Paleocene-Eocene Thermal Maximum (PETM) so important today? Hint: The PETM lasted more than 150,000 years until the excess carbon was reabsorbed.

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

What are the result of when individual components in an organism interact with others to create noval stucture and function called

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil