Integrated organic farming has been adopted in India by

The Wildlife Protection Act was introduced in:

Provide information about Ecosan toilets.

Snow-blindness in the Antarctic region is due to

Which of the following statements is/are correct?
$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater,besides getting stored in crop plants. Therefore,environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation,green manure,compost,and biological pest control.

The periodic change in temperature in the Pacific Ocean is known as .............