Fires, floods and extreme weather around the world in recent months are just a signal of what to expect if no action is taken on global warming, scientists say, as the world's leading authority on climate change prepares to warn of a danger. close and terrible to the global climate system.

The Intergovernmental Panel on Climate Change (IPCC) is expected to publish today a historic report, a comprehensive assessment to date.
The report has been at the center of discussions recently and represents eight years of work by leading scientists.

The PNNK, made up of hundreds of the world's leading climate scientists, publishes comprehensive estimates every seven years, the sixth since 1988. Michael Mann, a distinguished professor of atmospheric science at Pennsylvania State University, said he would was the latest PNNK assessment that can make a real difference in terms of policies, therefore it is considered as the historical report.
"Climate change is now causing extreme weather and we have witnessed this summer - drought, heat waves, fires, floods, storms," ??he said. "The effects of climate change are no longer subtle. We see them in the form of these extreme weather disasters. "
Sources: Guardian, The Conversation