Global warming refers to

Left waste material on land which is washed in to drains by rain is

Sewage water is dropped in ocean after treating in

Sharks are hunted to create delicacy in Chinese cuisine by its

People should be banned to hunt in forest or collect wild plants to ensure protection of

Demand for transport and production of goods have increased due to excessive

In china animal which is kept in reserve to save from being extinct is

Agricultural crops originate from wild species of plants in rainforests includes

The dodo became extinct in

Smoke particles and harmful gases released in air produces a

The harmful substances which damage the environment are called

A cleared are from trees can require a time to grow again which is equal to

If ice on polar-regions will melt away animals will lose their habitat like

Algae grows on surface of water and hence the becomes barrier for plants in water by blocking

Reduce, reuse and recycle can conserve our

Pollutants in air are strong enough to turn rain water in to

Planting more trees to get back forest is

Environment can be kept clean and green by using

Fertilizers supports growth of

If untreated waste water will be directly spill in to rivers, sea and lakes it may