Which is not a major similarity or difference between freshwater and marine ecosystems?
a.
both support a large number of plants and animals adapted for aquatic living
b.
ocean and freshwater system conditions generally remain constant throughout the year
c.
freshwater ecosystems have a very low salt concentration, and include ponds, lakes, streams, wetlands, and rivers
d.
saltwater ecosystems have a high salt concentration and include oceans, coral reefs, and estuaries

Are divergent boundaries responsible for tsunamis?

Which phrase describes the time it takes for a planet to make a complete rotation

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.