US Secretary of State Kerry meets German Chancellor Merkel today. Merkel spoke out about privacy again this week, as two Norwegians nominated Edward Snowden for the Nobel Peace Prize.
Toyota remained the world's best-selling automaker for the second year, beating General Motors by 270,000 cars. Toyota wants to sell 10 million cars worldwide in 2014.
Nations are falling behind in efforts to slow climate change, the UN warns in a draft report, and must dramatically reduce carbon emissions in the next 15 years. That is proving difficult as the world's major economies rebound from a global recession.
After three years of decline, greenhouse-gas emissions are rising again, largely because of increased coal use. The best chance for the industry to erase its 'dirty coal' image is through carbon capture, which is making progress.
Global investment in clean energy and energy efficiency technologies dropped 12 percent in 2013, according to Bloomberg New Energy Finance. It marks the second consecutive year of declines in clean energy investment, but there are reasons to be optimistic about wind and solar energy.