Which of the following statements is true? a. solar power stations produce electricity without any negative environmental impacts. b. solar power stations do not compete with plants or animals for sunlight or space. c. solar power stations can seriously alter natural habitats or cycles. d. solar power stations are usually built on productive farmland.

What are cutting "steps" or terraces

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, ?

Approximately how close is russia to alaska ? a.5 miles b.50 miles c.500 miles d.5000 miles