Earth Hour had impact, utilities say

Astronaut Gene Cernan traced his only child's initials in the dust of the lunar surface. Then he climbed into the lunar module for the ride home, becoming the last person to walk on the moon.

Chicago plans to join more than 20 other cities and shut off exterior lights on public buildings for an hour in an effort to raise environmental awareness.

Lights went off around the world as landmark buildings and ordinary homes flipped their switches while the annual "Earth Hour" circled the planet in what was dubbed the world's largest voluntary action for the environment.

Urban agriculture is promoted as a strategy for dealing with food insecurity, stimulating economic development, and combating diet-related health problems in cities. However, up to now, no one has known how much gardening ...

Global landmarks from Sydney's Opera House to the Forbidden City, to the glittering Las Vegas Strip, will be plunged into darkness Saturday as activists bid to reinvigorate the climate change fight.

As the discovery of planets beyond the Solar System becomes more common, scientists have begun the in-depth study of the atmospheres of these bodies.

(Phys.org)—A pair of researchers affiliated with the Natural History Museum in Chemnitz and Technische Universität Bergakademie Freiberg, both in Germany, has found evidence in ancient tree rings of a solar sunspot cycle ...

Some of the most important crops risk substantial damage from rising temperatures. To better assess how climate change caused by human greenhouse gas emissions will likely impact wheat, maize and soybean, an international ...

Scientists who study patterns of natural shifts in the Earth's climate said Thursday they have uncovered a "worrisome" signal that major sea level rise could be on the way.

Researchers at the University of Minnesota have found that major flooding and large amounts of precipitation occur on 500-year cycles in central China. These findings shed light on the forecasting of future floods and improve ...

Researchers from North Carolina State University and the Liverpool School of Tropical Medicine have found that while advanced wood-burning cookstoves can provide benefits to the environment and climate, these benefits are ...

Last year, the Earth sweltered under the hottest temperatures in modern times for the third year in a row, US scientists said Wednesday, raising new concerns about the quickening pace of climate change.