Подготовить сообщение на тему : "What can we do to help our environment?

Nowadays we have really big problems with our eco-system. Everyone should make little steps to help the humanity figure it out. First of all, we can reduce our use of cars, buses and other public transport and start using bikes, which are eco-friendly, more. Next thing is decreasing of oil solution. I am not very sure, how can we do it, but we defiantly can. If everybody will do something, we can make the world a better place.