Proof of the global warming

Of most pressing concern to all world citizens is global warming. We are all familiar with the bad news ; our resources are running out, the population is ever growing, leaving less and less for everyone to eat, the air and water are becoming more polluted, the planet's species are becoming extinct in vast numbers. This climate crisis is, indeed, extremely dangerous. Saving the earth isn't just for green activists anymore. We can stop wasting energy start from ourselves.