A History of Global Climate Change Answers

The early arrival of spring in New Hampshire has no effect on wildlife.

Which of the following statements about current theories on global warming is true?a.Scientists generally agree that global warming is taking place.b.Some scientists think that we should accelerate global warming.c.The scientific community disagrees about whether we should take action about global warming.d.Cutting down trees and burning fossil fuels does not lead to global warming.

Local environmental changes have no effect on the global climate.

Which of the following is not a current theory regarding global climate change?a.Global warming will stimulate crop growth.b.Even the moderate projections on global warming will cause devastation.c.Higher levels of carbon dioxide in the atmosphere will have no effect.d.Sea levels will rise as a result of global warming.

Why are there different theories about the effects of global warming?a.There is no data to support global warming.b.Global climate is complex, so changes in global climate are hard to predict.c.Increased levels of carbon dioxide are offset by other changes.d.There has been a decrease of extreme weather.

How can local environmental changes have global effects?a.Organisms can move from one environment to another.b.Air and water move from region to region.c.Increased carbon dioxide in one location can cause increased temperatures in other locations.d.All of the above are true.

Changes to the global climate could include _______.a.changes to temperatureb.changes to pressurec.changes to precipitationd.all of the above

Which of the following is not a possible effect of increasing carbon dioxide levels in the atmosphere? a. increase in water contamination and floods b. ocean acidification c. cutting down forests d. reduction of cold-related deaths Please select the best answer from the choices provided