A Rush of Americans, Seeking Gold in Cuban Soil

Cuba, it turns out, is a rare oasis of organic and sustainable agriculture. For reasons of politics, geography and philosophy, the nation was forced to abandon much of its large-scale, chemical-based farming and replace it with a network of smaller farms and more natural methods.

Misgivings About How a Weed Killer Affects the Soil

“Because glyphosate moves into the soil from the plant, it seems to affect the rhizosphere, the ecology around the root zone, which in turn can affect plant health,” said Robert Kremer, a scientist at the United States Agriculture Department, who has studied the impact of glyphosate on soybeans for more than a decade and has warned of the herbicide’s impact on soil health.