Freshwater Runoff in the Arctic
Arctic freshwater input into the North Pacific could serve as a catalyst for methane hydrate destabilization, an event suggested as a precursor to the onset of the PETM.
Arctic freshwater input into the North Pacific could serve as a catalyst for methane hydrate destabilization, an event suggested as a precursor to the onset of the PETM.
Eastern Afghanistan and neighbouring Pakistan have been hit by torrential rain, causing floods which have killed at least 80 people.
Eastern Afghanistan and neighbouring Pakistan have been hit by torrential rain, causing floods which have killed at least 80 people.
Humanity is the major influence on the global climate change observed over the past 50 years.
Deep in the Arctic Circle, in the Messoyakha gas field of western Siberia, lies a mystery. Back in 1970, Russian engineers began pumping natural gas from beneath the permafrost. The field continues to power Norilsk today.
Oblivion, After Earth, Pacific Rim, Man of Steel . . . why are we so obsessed with the apocalypse?
In conditions without oxygen, such as at the bottom of a lake or the sea, decomposition turns organic matter into methane, rather than carbon dioxide.
Extensive dark snow, very large melt lakes.
Elevated CO2 leading to Late Triassic extinction, persistent photic zone euxinia, and rising sea levels.