Plenty of them know. But they're only able care about the next election, because if they don't, a party with simple solutions will decimate them at the ballot box. Not likely to be entirely a coincidence that pro-Russia politicians are also pro-fossil fuels, is it?
Look at the Netherlands. The Dutch government tried to do something about nitrogen. They'd waited too long, the courts got involved, so they had no choice. The result? A farmers protest party won the most seats in provincial elections, and now far right Wilders won big in the national elections. They're fans of coal and gas, not so much wind and solar. Joy!
Similar in in plenty of countries in Europe and the US.
Fun. Fun. Fun.