"Developing countries are standing their ground against demands by rich nations to add steps to curb carbon emissions into a formal registry or appendix as part a broader pact to fight climate change." Hopes dim for nations to reach a climate pact in Copenhagen in December.

"HONG KONG -- Companies that import solar panels to the United States are facing up to $70 million in unexpected tariffs."

"Dozens of red flags suggest that a wide range of pollutants are playing a role in millions of birth defects that strike worldwide every year. But little is being done to understand or control exposures."

"If birds hosting flu virus are exposed to the waterborne pollutant, they might develop drug-resistant strains, chemists worry."

"Solar photovoltaic module production world-wide almost doubled in 2008, according to the European Commission's Joint Research Centre's eighth Annual Photovoltaics Status Report."

"Green-technology firms attracted the largest share of venture capital in the third quarter, with global investments rising to $1.59 billion, according to a survey released Wednesday by Cleantech Group and Deloitte & Touche."

"Global investment in clean technology roared back in the third quarter, driven by solar power and a public offering that underscores growing enthusiasm for the sector, Greentech Media reported on Monday."

"Unchecked global warming could bring a severe temperature rise of 4ºC (7ºF) within many people's lifetimes, according to a new report for the British government that significantly raises the stakes over climate change."

"The world's largest economies agreed on Friday to phase out subsidies for oil and other carbon dioxide-spewing fossil fuels in the "medium term" as part of efforts to combat global warming."

"UN negotiations for a global climate treaty resume in Bangkok on Monday, mired in a disputed draft text after summit-level talks failed to deliver hoped for breakthroughs."