What does Greta mean when she says “Our house is on fire”?

This is speak that Greta talk about climate change

20 points and brainlist 1. london has suffered from terrible air pollution for at least seven centuries. why is the city so prone to its famous “london fog? ” what did london do to get rid of its air pollution? 2. why does air pollution cause problems in developing nations more than in developed ones?

Which organelle breaks down sugar molecules that supply energy to the cell ?

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes