From the World Resources Institutes initiative for Keeping Options Alive to the United Nations Decade on Biodiversity, calls for conserving biodiversity are persistent. This goal appears reasonable, at least on its face. Who would argue against a wider variety of plants and animals increasing our chances for a life-saving drug in the future? It has, after all, happened before.
The UN Conference on Sustainable Development is underway in Rio de Janeiro. This time, 20 years after the original 1992 Rio “Earth Summit,” thousands of politicians, bureaucrats and environmental activists are toning down references to “dangerous man-made climate change,” to avoid repeating the acrimony and failures that characterized its recent climate conferences in Copenhagen, Cancun and Durban.