GENEVA (Reuters) - The growing danger of a currency war is threatening the recovery in global investment, the United Nations Conference on Trade and Development (UNCTAD) said on Thursday.

By Ania Lichtarowicz Health reporter, BBC News

Source: Reuters

By Alan Wheatley, Global Economics Correspondent

Tianjin, China:  Global greenhouse gas emissions under current policy settings could be up to nearly one third more in 2020 than the trend needed to avoid catastrophic climate change, according to the latest “gigatonne gap” analysis conducted by WWF.

The $62-billion South-North Water Diversion, which will bring water to the parched capital, is being compared to the Great Wall. But environmentalists are up in arms about the 'replumbing' of the nation's great rivers.

• First global study shows 22 percent of plants threatened
• Agriculture and other human activity pose biggest dangers

By Kate Kelland, Health and Science Correspondent

bulb comparison

  LED vs CFL vs Incandescent Lighting

This chart needs a CFL chart for a complete comparison.