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On 26/5, Meteorological Agency World (WMO) notification CO2 concentration in the atmosphere has exceeded new, indicates the urgency of efforts to restrict emissions of greenhouse gases do cause warming.

WMO said in April last, average CO2 concentration in the atmosphere for the first time exceeded 400 parts per million in the Northern Hemisphere, polluted areas than the southern hemisphere.

This phenomenon occurred in the northern hemisphere spring, but this is the first time the average CO2 concentration exceeded this month. WMO said the average CO2 concentration will exceed global 400 parts per million in the year 2015 or 2016, than 393,1 parts per million in the year 2012.

According to WMO head Michel Jarraud, need to consider changes in the wake of the current state emissions causing climate change. He also warned the world not have much time to stop this trend increases.

Atmospheric CO2 concentration during pre-Industrial Revolution is 278 parts per million and rising average 2 parts per million per year over the past decade.

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