Answer:
Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released by people burning fossil fuels.
Conservation, the act of protecting Earth's natural resources for current and future generations
Answer:
Coral reefs: A structure formed when the skeletons of coral animals grow together ... grow outward toward the ocean, Coral reefs ... Explain why almost all growth in a coral reef occurs within 40 meters of the waters surface ... forces inside earths surface can push down toward the heat of earth's mantle.
Explanation:
I believe the answer is 90%.
~Good luck!