climate change

Science, Tech & Environment

A Rockefeller uses his oil legacy to help save the oceans

Nearly 140 years ago, John D. Rockefeller Sr. co-founded Standard Oil, which revolutionized the petroleum industry and helped build one of the largest family fortunes in US history. He also helped revolutionize philanthropy, creating, among other funds, the Rockefeller Foundation. Now his great-grandson, David Rockefeller Jr., chairs the foundation and is using its influence and money to help save our seas.

Conflict & Justice

Rethinking biofuels in Europe

Biofuels have been touted as the best hope for reducing reliance on fossil fuels and limiting greenhouse gases. Now many scientists are raising doubts about that. Reporter Kathleen Schalch examines the debate over the costs and benefits of biofuels.