nutrient cycling Archives - State of the Planet

Has the Green Revolution Really Succeeded?

Over the past 50 years, human population has more than doubled, but cereal-crop production has grown even faster. Unfortunately, newer high-yield crops are less nutritious.

Study Reveals Microbes’ Hidden Role in Fertilizing Oceans

Surprisingly little has been known about how phosphorous, an essential nutrient, cycles through the oceans. A new study has broken through some of this mystery, by showing the hidden role that the oceans’ tiniest creatures play.

by |May 14, 2015

How Green is Local Food?

Local food proponents often claim that food grown close to home helps prevent global warming because it requires less fossil fuels to transport, generating fewer greenhouse gas emissions than conventionally produced food. But just how green is local food?

by |September 4, 2012