Answer:
Renewable Energy Resources.
Explanation:
Unlike fossil fuels which cannot be recovered when destroyed, these sources of energy can be recovered by a means of recycling . Recycling here reduces solid wastes which is one of the causes of land pollution.
Hydroelectric schemes can only be built in mountain regions where rainfall and rivers are plentiful which involves upset of aquatic ecosystem. This poses a dangerous pollution problem though.
Wind generators and solar panels are not very efficient energy producers. However, future schemes for producing solar energy via solar satellites are promising.
Human and the natural ones can change the ecosystem
<span>Living organisms that are able to make their own food are _____. The short answer is Producers. Producers create their own food, they rely on this for nutrition. There are different types of organisms in the biosphere. There are those who are responsible in making their own food.</span>