These areas are those, that are 

located within 10 kms around Protected Areas, National Parks and Wildlife Sanctuaries.

notified by the Ministry of Environment, Forest and Climate Change (MoEFCC) under Environment Protection Act 1986.

The basic aim is to regulate certain activities around National Parks and Wildlife Sanctuaries so as to minimise the negative impacts of such activities on the fragile ecosystem encompassing the protected areas.

Objectives of declaring areas as ESA:

To manage and regulate the activities around these areas with the intention of creating some kinds of ‘shock absorbers’.

To provide for a transition zone between the highly protected and relatively less protected areas.

To restrict the operation of industries or processes to be carried out in certain areas or to maintain certain safeguards to operate industries.