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promises to do things 3040 or 50 years from now. the real question is what near—term agreements will we see and what increases in ambition will we see. there has been some progress but not as much as many of us would have hoped. those numbers are stark. estimated it global emissions need to drop by 1.24 billion tons each year to reach that net zero by 2050. it was 1.9 billion tons that it fell in 2020 during lockdown. so when countries are in lockdown and doing far less than normal they were doing what needs to happen every year, continuously. it is such a big ask, isn't it? it such a big ask, isn't it? it will be a real challenge. the one ray of hope here is that we have seen rapid progress in many clean energy technologies. solar prices have fallen by a factor of ten in the last decade, battery as well. 18% of new vehicles that distract