How can the amazon rain forest improve the health of the planet's ecosystems?

a. by turning salt water into fresh water
b. by containing and absorbing carbon dioxide
c. by filtering out massive amounts of industrial pollutants
d. with medical possibility in its plant biodiversity

How would i answer this in a exam. orange - sea temperature is over 27 red arrows - tropical storm routes

Reading graphs: unemployment us unemployment rate (1961-2011) identify the trends in the graph and then use the drop- down menu to complete each statement from 1961 to 1965 unemployment was in the mid-2000s through 2011. unemployment was percentage unemployed 1961 1971 1981 1991 2001 2011 year

Which of the following is an example of relocation diffusion