Benefits of Free Trade. Reducing tariffs increased GDP growth by about 1 percent per year since 1990. Link found thanks to Marginal Revolution.
posted August 22, 2008 at 9:50 a.m.
Soil. September 2008 National Geographic is devoted to soil . An article by Charles Mann cites some examples from China; a sidebar on Haiti; fantastic photos, as you might expect from NG. (Link found thanks to Marginal Revolution, who thank Kottke).
posted August 22, 2008 at 9:40 a.m.
Food Waste. According to this article, one-third of food produced each year in the US is discarded. The impact of food waste on water use is described in a report (referred to in the article) “Saving Water: From Field to Fork — Curbing Losses and Wastage in the Food Chain,” (report pdf here) The article also links to this NYT article from May, which includes the following graph, illustrating that food is income inelastic.
posted August 22, 2008 at 9:05 a.m.
Vitamin D Reduces Heart Disease and Cancer. According to a report in the Archives of Internal Medicine, described here.
posted August 22, 2008 at 9 a.m