"SALEKHARD, Russia -- Russia announced on Tuesday that it had opened a piracy investigation against the crew of a Greenpeace ship after its activists scaled an offshore oil platform in the Arctic last week. The step signaled that the authorities intended to act decisively to thwart more protests against Russia’s ambitious plans to expand energy exploration in the region."

"WASHINGTON -- Top scientists from a variety of fields say they are about as certain that global warming is a real, man-made threat as they are that cigarettes kill."

"Airlines on Monday urged a UN aviation group to back a mandatory global framework to curb airline emissions, saying failure to reach a deal would revive threats of a trade war."

"Tackling climate change would save millions of lives a year by the end of the century purely as a result of the decrease in air pollution, according to a new study."

"The study is published as scientists from around the globe gather in Stockholm to thrash out final details of a landmark assessment of climate science. Their final report is due to be released on Friday 27 September and will set out projections of wide-ranging impacts of global warming from droughts to floods to sea-level rise.

"Seventeen scientists who have criticized plans in Europe to regulate endocrine-disrupting chemicals have past or current ties to regulated industries."

"Scientists meet on Monday to prepare the strongest warning yet that climate change is man-made and will cause more heatwaves, droughts and floods this century unless governments take action."

"Rajendra K Pachauri says 'rational people' will be convinced by the science of the forthcoming blockbuster climate report."

"With the annual pullback of Arctic Ocean sea ice at an end, it’s clear that this year’s retreat is nowhere near the satellite-era record set in 2012, but it’s also clear that there is still a long-term trajectory toward a largely open-water Arctic in summers in coming decades."

"Japanese authorities, now struggling to contain leaks of radioactive groundwater from the wrecked Fukushima nuclear plant, were urged two years ago by U.S. experts to take immediate steps to prevent groundwater contamination but decided not to act on the advice."

"Two environmental activists who climbed an OAO Gazprom (GAZP) Arctic rig to protest planned oil extraction were taken into custody following warning shots from Russia’s Coast Guard."