'Rhino Coin': Can a Cryptocurrency Help Save Africa's Rhinoceroses?

All over the world, new fair trade projects or approaches are sprouting up to foster trading relationships that pay off for farmers, giving them more adequate wages and rights.

One-pill-a-day generic AIDS drugs for poor countries are hard to make because each ingredient is patented by a different pharmaceutical company. The Patent Pool provides a way for companies to donate their intellectual property safely.

The chute is where a river of Silky Pork begins flowing to Tokyo, swift and steady in a logistical marvel that delivers choice cuts of fresh pork across the globe. Negotiations on a new trade deal catch the attention of the Ivey brothers and other North Carolina hog farmers.

Invasive weeds are ruining the habitat of New York's wild bog turtles. In Hudson River Valley, domestic goats and cows are being used to save bog turtles by grazing on this foreign weed. So far, the plan seems to be working as the turtles have shown signs of not just returning but also laying eggs in the area.

Growing wolf populations in Wyoming are forcing the U.S. Fish and Wildlife Service to make hard decisions about culling the endangered species in order to preserve local wildlife and livestock.

The fate of the Southeast's longleaf pine forests, and the endangered woodpeckers that depend on them, is in jeopardy. Fort Bragg, a station of the US military, is trying to save their local environment.

There are only five northern white rhinos left in existence - all in captivity and unable to breed. Researchers work to identify the most valuable solution to rhino poaching in order to prevent the animal from going extinct.

Wolves and ranchers have a long history of conflict. Today, wolves are back in Oregon, and ranchers are learning how to coexist with them, using an array of nonviolent techniques to protect both their herds and the predators.

A robust population of grizzly bears can be an indicator of healthy land; however, the bears also can destroy grain bins, consume vegetation, and kill livestock. Ranchers work with the Canadian government and local conservation groups to protect their resources with bear-proof grain bins and electric fences.

The United States can outsource certain kinds of "microwork," such as accurately digitizing large swaths of information, to developing countries without taking jobs from Americans ― if it’s done carefully, and ethically, as some organizations are working to do. As the author Robert Wright has argued, we no longer live in a zero-sum world, where one person’s, or one country’s gain, must be another’s loss.