En anglais s'il vous plaît je n'y arrive pas

Coucou, voilà des exemples de phrases :

If the officials had warned the population, there would have been fewer victims.

If there were more activists, organizations would have more power.

If you become a volunteer, you will help the victims of natural catastrophes.

If all countries made donations, the situation would improve faster.

If industries do not create more eco-friendly items, pollution will get worse.

If emission gases were less important, our forest would renew more easily.