How did the feral cat problem in Australia start? I know that they are taking measures against them but I can't seem to find how it started in the first place.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.