je.st
news
Tag: levels
Wildflowers at risk from 'safe' levels of pollution
2013-02-11 10:50:00| Climate Ark Climate Change & Global Warming Newsfeed
Ecologist: Over the last 100 years the global population has increased four-fold to seven billion people and may reach nine billion by 2075. How to produce enough food to feed all these people is one of the biggest global challenges. Throughout the twentieth and early twenty-first century, food production has been dramatically increased by improving agricultural yields, particularly by applying nitrogen fertilisers. In 1908, the German chemist Fritz Haber invented a method for producing ammonia fertilizer...
Survey Planned to Identify Strategies Used to Reduce Phosphorus Levels in Swine Manure
2013-02-11 01:00:00| ThePigSite - Industry News
CANADA - The vice-president research and innovation with the Canadian International Grains Institute says new strategies to manage phosphorus levels in swine diets are helping pork producers reduce the volume phosphorus ending up in the environment while cutting production costs, writes Bruce Cochrane.
Tags: levels
reduce
survey
identify
China: Managing mega-cities' pollution levels
2013-02-10 23:44:00| Climate Ark Climate Change & Global Warming Newsfeed
Guardian: The pollution monitor on the roof of the US Embassy in Beijing was catapulted into the international spotlight as air pollution deteriorated in the Chinese capital in mid-January. The instrument broadcasts a Twitter bulletin each hour providing a record of the airborne particle pollution. This peaked at 25 times the World Health Organisation (WHO) guidelines on the 13th implying an increased daily death rate of around 50%. This was a classic example of wintertime smog with cold air settling over...
Tags: china
levels
managing
pollution
New map pinpoints cities to avoid as sea levels rise
2013-02-09 15:00:00| Climate Ark Climate Change & Global Warming Newsfeed
New Scientist: SYDNEY, Tokyo and Buenos Aires watch out. These cities will experience some of the greatest sea level rises by 2100, according to one of the most comprehensive predictions to date. Sea levels have been rising for over 100 years - not evenly, though. Several processes are at work, says Mahé Perrette of the Potsdam Institute for Climate Impact Research in Germany. Some land is sinking, some is rising. Stronger currents create slopes in sea surface, and since all things with mass exert a gravitation...
UK: Government re-launches TV ad warning over drinking levels
2013-02-08 16:17:00| Daily beverage news and comment - from just-drinks.com
The UK Government is reviving a TV advertising campaign urging people to lower their alcohol intake.
Tags: government
levels
warning
drinking
Sites : [187] [188] [189] [190] [191] [192] [193] [194] [195] [196] [197] [198] [199] [200] [201] [202] [203] [204] next »