Which is not a disturbance of an ecosystem?

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000