Tag: global warming

Final call to save the world from ‘climate catastrophe’

It's the final call, say scientists, the most extensive warning yet on the risks of rising global temperatures.

Climate change: ‘Hothouse Earth’ risks even if CO2 emissions slashed

It may sound like the title of a low budget sci-fi movie, but for planetary scientists, "Hothouse Earth" is a deadly serious concept.

Climate Change Could Lead to Major Crop Failures in World’s Biggest Corn Regions

Two new studies looking at corn and vegetables warn of a rising risk of food shocks and malnutrition with unchecked global warming.

How soon will peak oil demand arrive?

Predictions vary by decades, but most agree it is coming, with major implications. In the first decade of the 2000s, there was growing concern about so-called "Peak Oil," based on a theory developed by Shell oil engineer M. King Hubbert, who in the 1940s predicted that output of oil in the lower 48 states in ...

Methane seeps out as Arctic permafrost starts to resemble Swiss cheese

Measurements over Canada's Mackenzie River Basin suggest that thawing permafrost is starting to free greenhouse gases long trapped in oil and gas deposits. Global warming may be unleashing new sources of heat-trapping methane from layers of oil and gas that have been buried deep beneath Arctic permafrost for millennia. As the Earth's frozen crust thaws, ...

There are diseases hidden in ice, and they are waking up

Long-dormant bacteria and viruses, trapped in ice and permafrost for centuries, are reviving as Earth's climate warms. What would happen if we were suddenly exposed to deadly bacteria and viruses that have been absent for thousands of years, or that we have never met before? We may be about to find out. Climate change is ...

Is there a way to tackle air pollution?

The search for solutions to the threat of polluted air is generating ideas that range from the modest to the radical to the bizarre. A London primary school may issue face-masks to its pupils. The council in Cornwall may take the extreme step of moving people out of houses beside the busiest roads. Four major ...