1.To cherish the enviroment is to love ourselves.
爱护环境就是爱护我们自己
2.Water is the source of ourlives
水是生命之源
3.I make an urgent appeal that measures should be taken to cope with the situation
我急切呼吁应该采取措施改变现状
4.Our government is doing its best to take measures to fight against pollution.
我们政府正努力制定措施与污染作斗争
5.We are sure that we''ll win the battle.
我们坚信我们能赢得战斗
6.It's high time that we should protect our enviroment from being polluted.
是时候我们应该防止环境污染了
7.Keep our mountains green,the wate clean,and the sky blue.
使我们山更绿，水更清，天更蓝
8.However,natural resources are not inexhaustible.some reserves are already on the brink of exhaustion.
然而自然资源并不是无穷无尽的，一些储量已经到了穷尽的边缘
9.If we do something with no thought for the furture.The later generation would be in danger.
如果我们不为将来考虑，后代就会受到威胁
10.Our earth's days are numbered without urgent help.
没有及时的帮助我们的地球就屈指可数了.
11（Sth.）are bound to generate severe consequences if we keep turning a blink eye to them.
如果我们继续睁一只眼闭一只眼的话，......一定会有恶劣的后果