Environmental radioactivity — is produced by radioactive materials in the human environment. While some radioisotopes, such as strontium 90 (90Sr) and technetium 99 (99Tc), are only found on Earth as a result of human activity, and some, like potassium 40 (40K), are only… … Wikipedia
Environmental health — is the branch of public health that is concerned with all aspects of the natural and built environment that may affect human health. Other terms that refer to the discipline of environmental health include environmental public health and… … Wikipedia
Environmental effects of nuclear power — Nuclear power, as with all power sources, has an effect on the environment through the nuclear fuel cycle, through operation, and (in Europe) from the lingering effects of the Chernobyl accident.Waste heatAs with any thermal power station,… … Wikipedia
Environmental impact of nuclear power — Nuclear power activities involving the environment; mining, enrichment, generation and geological disposal. The environmental impact of nuclear power results from the nuclear fuel cycle, operation, and the effects of nuclear accidents. The… … Wikipedia
Isotopes du béryllium — Le béryllium (symbole Be), élément de masse atomique standard de 9 012 182(3) u, possède 12 isotopes connus, mais un seul, le béryllium 9 (9Be) est nucléide primordial et stable, ce qui fait du béryllium un élément monoisotopique.… … Wikipédia en Français
ENVIRONMENTAL SCIENCES — „ The Holy Blessed One took the first human, and passing before all the „ trees of the Garden of Eden, said, See my works, how fine and „ excellent they are! All that I created, I created for you. Reflect on „ this, and do not corrupt or desolate … Encyclopedia of Judaism
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Environmental effects of coal — There are a number of adverse environmental effects of coal mining and burning.These effects include: * release of carbon dioxide and methane, both of which are greenhouse gases causing climate change and global warming according to the IPCC.… … Wikipedia
Deuterium — Hydrogen 2 Full table General Name, symbol deuterium, 2H or D Neutrons 1 … Wikipedia
Isotope geochemistry — is an aspect of geology based upon study of the relative and absolute concentrations of the elements and their isotopes in the Earth. Broadly, the field is divided into two branches: stable and radiogenic isotope geochemistry.Lead lead isotope… … Wikipedia