Please help!

The image illustrates a building with a green roof - a roof that is covered in living vegetation. Green roofs help to solve one part of a complex problem. A green roof increases the amount of carbon dioxide taken up in an urban area and reduces the building's energy costs for heating and cooling.

Which problem are green roofs most likely helping to solve?

A. Reliability of power supply

B. Urban worker safety

C. Public health issues

D. Environmental impact of paved surfaces

For their summer holiday, jane and her family are visiting places surrounding the mediterranean sea. which type of biome is jane and her family visiting? a. rainforest b. shrubland c. tundra d. coniferous forest

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. chinchilla x chinchilla 1/2 agouti, 1/2 chinchilla 3/4 agouti, 1/4 chinchilla all chinchilla

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous