While human-caused greenhouse gas emissions are responsible for the bulk of the increase in CO2 levels, Australia's bushfires have made the problem measurably worse, underscoring the impact of the catastrophe on the global climate system.
Bushfires ravaging Australia have provided a foretaste of the kinds of conditions that could become normal, says Richard Betts, Head of Climate Impacts Research at Britain's Met Office Hadley Centre.
Eike Luedeling, a professor at the University of Bonn's Institute of Crop Sciences and Resource Conservation, says that reforestation should not be seen as a substitute for curbing emissions from using fossil fuels.
Australia's Bureau of Meteorology (BOM) says the drought is being driven, in part, by warmer sea-surface temperatures impacting rainfall patterns. Air temperatures have also warmed over the past century, increasing the ferocity of droughts and fires.
The 16-year-old Swede met privately with Trudeau but later told a news conference with local indigenous leaders that he was "not doing enough" to curb greenhouse gases responsible for global warming.
The latest heatwave demonstrates that climate change is a transnational threat that requires transcontinental cooperation.
Special report by the Intergovernmental Panel on Climate Change (IPCC) warns of a connection between global warming and the way land is used for agriculture.
Research has shown that replanting trees on destroyed forest areas the size of the United States is the best way to keep climate change in check.
A group of the world's leading ice scientists released an expert judgement which said the area of land lost to the ocean could be equivalent to that of France, Germany, Spain and Britain combined and would displace more than 180 million people.
Sweden's Greta Thunberg told lawmakers, "I want you to act as if the house is on fire," as she warned about species extinction, deforestation and ocean pollution.
In its latest State of the Climate overview, the World Meteorological Organization (WMO) reaffirms that the past four years have been the hottest on record - figures previously announced in provisional drafts of the flagship report.
Cars, plastic, electricity, hurricanes, dead coral, heat and on the list goes. This is why more writers and scientists are being urged to piece the puzzle together for the world and declare this the single most pressing issue of our time.
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