threshold. let s talk to our environmemnt correspondent matt mcgrath. this is a really big deal, if this happens, why do this it is a possibility? it happens, why do this it is a possibility? happens, why do this it is a ossibili ? , ,, , possibility? it is likely to become a possibility possibility? it is likely to become a possibility because possibility? it is likely to become a possibility because of - possibility? it is likely to become a possibility because of the - a possibility because of the build up of greenhouse gases in the atmosphere over the last 20 years. in 2015, it was the first time the warming in the world reached over1 degrees from the preindustrial, back in the 1850s, it stayed about1 degrees since, and we have seen a lot more increases in fires and storms as a result of that. now the mate of believes in the calculation is that over the next five years including this year, it will go over the 1.5 mark which is politically and scientifically seen as a very impo
in 2015, it was the first time the warming in the world reached overi degree from the preindustrial, back in the 1850s, it stayed abouti degree since, and we have seen a lot more increases in fires and storms as a result of that. now the met office believes on their calculation that over the next five years including this year, it could go over the 1.5 mark which is politically and scientifically seen as a very important threshold of danger. can it be stopped? that is a very good question. the natural warming in the atmosphere, the variability, it is likely that if this happens it cannot be stopped in the next number of years, but it does not mean the target of the threshold has gone, it means it will go over temporarily and if governments are getting their act together on reducing emissions as quickly as they can, it may not go over it permanently. the worry at the moment is it may go over temporarily in the next couple