Jul 14, 2008 · An overview of the environmental impacts of renewable energy sources such as wind, solar, geothermal, and biomass.

Jul 16, 2009 · The Sun-climate connection The Sun is the source of most of the energy that drives the biological and physical processes in the world around us—in oceans and on land it fuels plant growth that forms the base of the food chain, and in the atmosphere it warms air which drives our weather. The rate of energy coming from the Sun changes slightly day to day. Over many millennia the Earth-Sun ...

Oct 4, 2024 · The way radiation enters the environment or human body can affect what health outcomes researchers expect to see. Nuclear toxicologists investigate the absorption, distribution, metabolism, and excretion (ADME) of radioactive materials in the environment to understand the exposure risks more fully and better predict resultant health outcomes. All these factors matter when it comes to ...

Apr 10, 2017 · Sustainable agriculture 101 OK, so sustainable agriculture is the wave of the future. But what is it, exactly? Sustainability has many facets. Environmental sustainability, for example, means good stewardship of the natural systems and resources that farms rely on. This includes: Building healthy soil and preventing erosion Managing water wisely Minimizing air and water pollution Storing ...

The Union of Concerned Scientists puts rigorous, independent science to work to solve our planet's most pressing problems. Joining with people across the country, we combine technical analysis and effective advocacy to create innovative, practical solutions for a healthy, safe, and sustainable future.

Sep 29, 2016 · Modern nuclear weapons work by combining chemical explosives, nuclear fission, and nuclear fusion. The explosives compress nuclear material, causing fission; the fission releases massive amounts of energy in the form of X-rays, which create the high temperature and pressure needed to ignite fusion.

Oct 4, 2024 · Radiation is associated with a wide range of adverse health outcomes, including acute radiation sickness, burns, cancer, cardiovascular disease, or even death.

Mar 5, 2013 · The potential environmental impacts associated with solar power depend on the technology, which includes two broad categories: photovoltaic solar cells and concentrating solar thermal plants.

Oct 29, 2020 · Solar geoengineering technologies cool the earth by reflecting sunlight back into space—but they pose many risks, challenges, and uncertainties.

Feb 13, 2014 · From television and telephones to safety and science, we use satellites every minute of every day.