Climate change affects the whole world

Many places have flooded .

An upcoming report published by the United Nations will show that climate change has had a serious impact on nature.

The Multi-National Commission on Climate Change (IPCC) believes that there are also great, yet unclear, effects on countries. IPCC will announce its report on Friday and participants worked through the night to complete the document.

Officials said many countries still disagree with each other about words. An official told the French news agency AFP that "Europe wants to increase the weight of warnings, but the United States does not want to be too strong." Russia and China also raised concerns about a number of paragraphs in the summary of the 21 pages they received.

However, despite the change in the word, BBC correspondent said that the main direction will still be maintained.

Many places lack water

Natural disasters

The draft that BBC News has warned countries to prepare to deal with the effects of climate change. The report will show that the temperature has increased by 1.5 degrees Celsius compared to 1990 and will make one the third part of all species of plants and animals is in danger of extinction.

More than one billion people are threatened by water shortages, mainly because the glaciers that play a role in water reserves are gradually melting. The IPCC looked at scientists' research on more than 29,000 pieces of data about changes in the physical and biological aspects of nature. 85% of them show a warming world.