When the shales that now contain gas were formed, there was no gas in them. describe how the organic matter was transferred into gas trapped in shale.

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles

Soil color only reflects the amount of organic matter present in soil.

Select the correct answer from each drop-down menu. this map shows how climate change might affect precipitation patterns in the great plains of the united states by the end of this century. brown shows a decrease in precipitation, and blue shows an increase. the maps differ based on the predicted levels of greenhouse gas emissions. the maps show that northern areas should get . southern areas will likely get . to use these maps to prepare for natural disasters in the great plains, scientists need to ask, ?