帮写篇英语作文.节约用水

as is known to everyone,the world is becoming more and more thirsty.we are lacking water.in order to make more people aware of our situation,we decided to show some pictures about saving water.they show how we spoil water in daily life and how much we need water.we call on everybody to sign his own name to show we are determined.
i believe,we know our responsibility for the environment much better after joining the meaningful campaign.we must face the threat and begin to save water in future.it's a project for the human!