Before a group of volunteers planted 400 mangrove trees, the gross annual primary productivity of a particular wetland ecosystem is found to be 22,000 kcal/m2 . The trees have increased the gross primary productivity by 20%. What is the new GPP of the wetland?

Which allows college students to work part time jobs to pay for educational expenses

Abdid is an astronomer who has been observing objects that orbit the sun in the asteroid belt. he finds a previously undiscovered round, rocky object that is not similar in shape to the rest of the asteroids. what has abdid most likely found?

Based on the graph, how is coal consumption likely to affect future generations? a. the higher our current rate of consumption, the less coal will be available in the future. b. current rates of consumption are irrelevant because new coal will form in the future. c. the lower our current rate of consumption, the more slowly coal will be replenished for the future. d. regardless of current rates of consumption, coal will always be available.