Our world has many problems caused by human actions. So we should care or help our planet from these problem . some problem in the world ,like pollute the air (we use fossil fuel so we must use non renewable resources carefully) , global warming made weather is getting more extreme. this is problem for people , animals and plant . so scientists investigating to making clean electricity for reduce global warming and pollute . we can make electricity by solar energy to heat water in homes ,offices and another
and one other problem people throw away waste into river lakes and ocean cause pollute water and billion people do not have clean water to drink so we must do it carefully never throw away waste into the rivers lakes and oceans
the way forward