Swaths of the gulf near Louisiana are oxygen-starved, or hypoxic. An annual surge in farm runoff, carried by the Mississippi into the Gulf, feeds algae blooms, which consume available oxygen as they decay. Fish leave the area and bottom-dwelling sea life is stressed or dies. The Gulf, Before the Spill Technorati Tags: ocean anoxia,dead zone,pollution,algae […]
By Monica Konija, National Science Foundationlivescience.com – Sat Apr 3, 9:02 am ET Global warming is a hot topic, and it’s causing concern for scientists studying winter annuals in the Sonoran Desert. While desert winters have become warmer and drier over the years, climate changes have pushed the arrival of winter rains later in the […]
Editing by Philippa Fletcher OSLO (Reuters) – Thawing permafrost can release nitrous oxide, also known as laughing gas, a contributor to climate change that has been largely overlooked in the Arctic, a study showed on Sunday. The report in the journal Nature Geoscience indicated that emissions of the gas surged under certain conditions from melting […]
ScienceDaily (Mar. 26, 2010) — The economic growth across much of Asia comes with a troubling side effect: pollutants from the region are being wafted up to the stratosphere during monsoon season. The new finding, in a study led by scientists at the National Center for Atmospheric Research, provides additional evidence of the global nature […]
Global meat production has tripled in the past three decades and could double its present level by 2050, according to a new report on the livestock industry by an international team of scientists and policy experts. The impact of this “livestock revolution” is likely to have significant consequences for human health, the environment and the […]