1,It is everyone's duty to protect the environment.2,I believe small as these things are,they can contribute to improving our enviroment,making our world a better place to live in.3.we can make the ea...
1,It is everyone's duty to protect the environment.2,I believe small as these things are,they can contribute to improving our enviroment,making our world a better place to live in.3.we can make the ea...