A push factor is somthing that make imagrints move from their
countries and things that usally cause this are things
like......laws,or things that the imagrints dont like. a pull
factor is somthing that make imagrints want to move to a certain
place with what they think is better for them. for reasons
like......jobs,freedom,rights,money,and laws.
The seismic wave can tell the scientists about the earth's layers.<span />
Coral reefs are a very important component of the ocean’s ecosystem because they support sea life, such as crabs and sea turtles. in fact, over four thousand species depend on the survival of the reefs, which are being destroyed by bleaching. more must be done immediately to save the reefs.
development along the coastal regions has significant negative effects on coral reefs. the reefs are an essential part of the ocean’s ecosystem, and when people build structures on top of them, they are easily damaged because they are so fragile.
Abrasion is caused by the effects of wind and sand.