The cartoon on the left is mocking U. S. immigration policy. There is a fence
representing the border between Mexico and the
United States. What three pull factors are encouraging
Mexicans to illegally cross the fence into the United
States?

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.