Me asap! i will be posting other questions too

Ais a group of individuals of the same that exist together in the same place at the same time

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?

Are the layers of rock above and below the coal older or younger?