find the level of economic well-being of the two populations and assess changes over time for the same dates for which you have demographic data.

Has the number of tractors been increasing? Has the use of fertilizers, pesticides, and other concomitants of the Green Revolution been increasing over time? Has the amount of arable land been increasing or decreasing? Has the acreage devoted to forest been declining? Using a resource such as the Ecological Footprint calculations for countries (see, for example,http://www.footprintnetwork.org/en/index.php/GFN/page/footprint_basics_overview/ ), evaluate the likely environmental impact of population growth in each country.

Germany and Yemen

2 pages is enough!