15. are tropical rain forests carbon sinks? why or why not? be sure to include a definition carbon sink in your answer. 16. today we are faced with an increase in carbon dioxide in our atmosphere. imagine, however, that the reverse were true. imagine if there were an decrease in carbon dioxide and a increase in oxygen. what would be the consequences for the temperature of the atmosphere near the surface of the earth? why would a decrease in carbon dioxide caus this?

How do mountains influence climate?

Look at the data above. provide an explanation for europe’s projected population decrease by the year 2050. (i'm doing this for future kids) the answer is : the percentage of people over the age of 65 and under the age of 15 in europe is currently the same at 16% each. therefore, the majority of the population is between the ages of 16 and 64. in forty years from now, in 2050, a greater percentage of the population will be over the age of 65. europe also has a relatively long life expectancy of 75 years. this, combined with a low birth rate means that by 2050 europe’s population will actually be less than it is today.

An enormous wave generated by an earthquake beneath the seafloor is known as a