How many ancient cousins did early man have? Exciting new fossils discovered east of Lake Turkana confirm that there were two additional species of our genus – Homo – living alongside our direct human ancestral species, Homo erectus, almost two million years ago. The finds, announced in the prestigious scientific journal Nature on August 9th,…

From 1900-2010, freshwater fish species in North America went extinct at a rate 877 times faster than the rate found in the fossil record, while estimates indicate the rate may double between now and 2050. This new information comes from a U.S. Geological Survey study to be published in the September issue of the journal…

Thin, in-shape people are paraded around us constantly in our daily lives through billboards and other media. The whole concept of beauty has become centered around being thin. Yet in our modern age, there are greater percentages of people throughout the world who are overweight or obese. Trends during our teenage years have a great…

Six months after the killing of hundreds of elephants in a Cameroon national park, WWF today is releasing exclusive video material from the scene of the shocking event. The release comes on the eve of World Elephant Day on Sunday, August 12, 2012. WWF fears that soon this event might celebrate an extinct species in…

Stan Cox is a senior researcher at the Land Institute. His book, Losing Our Cool: Uncomfortable Truths About Our Air Conditioned World, describes the threat that our ever-increasing need for air conditioning poses to efforts to maintain our planetary climate within its natural limits, the limits that all living things on the planet have evolved…

Drive around Costa Rica’s windy mountainous roads and you will see numerous trees, from those bearing colorful fruits to others sporting thick spines, planted about 1 to 3 meters apart. Connected by long lines of barbed wire, these rudimentary-looking arrangements, known as living fences, have both economic and environmental benefits over their dead wood counterparts.…

This year’s Atlantic hurricane season got off to a busy start, with 6 named storms to date, and may have a busy second half, according to the updated hurricane season outlook issued today by NOAA’s Climate Prediction Center, a division of the National Weather Service. The updated outlook still indicates a 50 percent chance of…

A new atmospheric compound, a type of carbonyl oxide, is connected to both climate change and human health issues. According to researchers at both the University of Colorado Boulder and the University of Helsinki, this novel chemical combination in the Earth’s atmosphere has been tested to play a significant role in the field of climate…

From reducing mobile source emissions, to connecting households to drinking water and wastewater services, to clean-up efforts of streams and canals, the United States and Mexico have made a joint effort to protect both human health and the environment in their shared 2,000 mile border region. The bi-national entities along with various stakeholders created the…

There is a lot of dust in the air. From whence does it come? NASA and university scientists have made the first measurement-based estimate of the amount and composition of tiny airborne particles that arrive in the air over North America each year. With a 3-D view of the atmosphere now possible from satellites, the…