Antonio Guterres' figure shatters temperature targets of Paris climate deal, which aimed for heating well below 2C and preferably capped at 1.5C above pre-industrial levels.
Seven of the costliest 10 climate disasters in past five decades occurred after 2005, with three of them in 2017, even as disasters kill far fewer people, UN report says.
Greenland loses massive amount of ice with enough melting to cover US state of Florida in 2 inches of water, scientists say.
At least 152 fires are active in British Columbia province, 89 of them sparked in the last two days, officials say.
Species extinction, more widespread disease, unlivable heat, ecosystem collapse, cities menaced by rising seas – these and other devastating impacts are bound to become painfully obvious before a child born today turns 30, report says.
Annual peak of global heat-trapping carbon dioxide in the Earth's atmosphere reaches another dangerous milestone – 50% higher than when the industrial age began, scientists say.
Meteorologists say world will set yet another record for the hottest year by the end of 2025 and that the Atlantic will continue to brew more potentially dangerous hurricanes than it used to.
Group of seven wealthy nations agree to end state financing of coal-fired power plants by the end of this year, and to "mostly decarbonise" electricity supplies in the 2030s. But green groups say more specific pledges are needed.
As climate crisis threats multiply, the leaders of top polluting countries gathered for an international climate summit but some still failed to pledge to ramp up their goals to reduce carbon emissions and slow global warming.
The entire project is aimed at finding people who have or can find a viable solution for taking 1,000 tonnes of carbon dioxide out of the atmosphere annually for the next 100 years.
"Coal-based generation capacity may still be required to be added in the country as it continues to be the cheapest source of generation," according to a draft electricity policy document.
The year's seven-percent fall in carbon pollution, largely due to Covdi-19 pandemic, will have a "negligible impact" on warming without a broad and rapid shift away from fossil fuels, UN Environment Programme says.
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