Answer:
A coral reef is a reef-shaped structure in the sea, formed by anemones and which over time becomes large enough to have a significant ecological and physical impact on its environment. These are the largest structures built from living organisms in the world. Coral reefs are complex marine ecosystems. They are a biotope (area of life) of a biocenosis (community of living beings) consisting of plants and animals, for example worms, shellfish, sponges, thorns and crustaceans. Coral reefs play a significant role as “breeding grounds” for the offspring of fish inhabiting the high seas.
Answer:
The United States and Nigeria are examples of presidential democracies. The executive branch includes the president and his cabinet. Along with the judicial and legislative branch, the three branches of government work to keep checks and balances, but the president has final say.
Explanation:
Answer:
measuring the loss of ice in the nunavut region around the arctic circle
Explanation:
it is the closest country greenland with it's many frozen islands in nunavut
Answer:
Prime Meridian
Explanation:
The most important line of longitude is the Greenwich or Prime Meridian (0°). This line runs through the Greenwich Observatory in London.
