Climate Change

Conflicting Data: How Fast Is the World Losing its Forests?

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FRED PEARCE
Trees cleared in the western Amazon region of Brazil in September 2017. CARL DE SOUZA / AFP / GETTY IMAGES
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The world is losing trees faster than ever. An area the size of Italy disappeared last year. Or did it? New research suggests three-quarters of those lost forests may already be regrowing. That hardly means we are out of the woods. Fighting climate change and protecting biodiversity still needs a global campaign to reforest the planet. But it does suggest that, given the chance, nature will do much of the work. ... Read more about Conflicting Data: How Fast Is the World Losing its Forests?

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Warning of 'ecological Armageddon' after dramatic plunge in insect numbers

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insects - pollution -wild life
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The abundance of flying insects has plunged by three-quarters over the past 25 years, according to a new study that has shocked scientists.  ... Read more about Warning of 'ecological Armageddon' after dramatic plunge in insect numbers

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Will Climate Change Cause More Migrants than Wars?

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climate change - migrants - wars -UN
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BUENOS AIRES, May 17 2018 (IPS) - Climate change is one of the main drivers of migration and will be increasingly so. It will even have a more significant role in the displacement of people than armed conflicts, which today cause major refugee crises. ... Read more about Will Climate Change Cause More Migrants than Wars?

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Which cities face most, least air pollution according to new WHO data

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WHO
Nigeria pollution air pollution
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(CNN)Nine out of every 10 people on the planet breathe air that contains high levels of pollutants and kills 7 million people each year, according to a new study from the World Health Organization.

The study is an analysis of what the WHO says is the world's most comprehensive database on ambient air pollution. The organization collected the data from more than 4,300 cities and 108 countries. ... Read more about Which cities face most, least air pollution according to new WHO data

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The world’s bleak climate situation, in 3 charts

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David Roberts
fossil fuel chart -fossil fuel chart visualization
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We’re currently heading for around 3 degrees of warming

Global average temperatures have risen about 1.1 degrees Celsius since preindustrial times. At current rates, they could exceed 1.5 degrees by 2030. And global greenhouse gas emissions, after a brief lull from 2014 to 2016, are rising again. ... Read more about The world’s bleak climate situation, in 3 charts

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Global warming has changed the Great Barrier Reef ‘forever,’ scientists say

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Chris Mooney
Global warming - coral reef - fish habitat - ocean
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Two years after a long-lasting undersea heat wave scalded large sections of the Great Barrier Reef, scientists have found that because so many corals died, much of the reef has probably been altered “forever.”

“What we just experienced is one hell of a natural selection event,” said Terry Hughes, director of the Australian Research Council Center of Excellence for Coral Reef Studies at James Cook University in Queensland. ... Read more about Global warming has changed the Great Barrier Reef ‘forever,’ scientists say

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Water-smart agriculture could cut migration risk - FAO

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Nicole Hoey | Thomson Reuters Foundation
 collect water-drought - water crises
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Two-thirds of the world's people suffer some water scarcity for part of each year

By Nicole Hoey

LONDON, March 20 (Thomson Reuters Foundation) - Water stress is increasingly driving migration around the world, but efforts to adapt to worsening shortages could help, a new U.N. study suggests.

Water stress - not just shortages, but water-quality issues - is expected to drive more people from their communities permanently and cause rapid growth of cities, according to the United Nations Food and Agriculture Organization (FAO). ... Read more about Water-smart agriculture could cut migration risk - FAO

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Water shortages could affect 5bn people by 2050, UN report warns

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water shortage-drought-climate change
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More than 5 billion people could suffer water shortages by 2050 due to climate change, increased demand and polluted supplies, according to a UN report on the state of the world’s water.

The comprehensive annual study warns of conflict and civilisational threats unless actions are taken to reduce the stress on rivers, lakes, aquifers, wetlands and reservoirs. ... Read more about Water shortages could affect 5bn people by 2050, UN report warns

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