Answer in detail:

Discuss the policies for sustainable development.

Sustainable development is the process of economic development where the resources are used in a judicious manner to satisfy the needs of the present generation as well as to conserve them for future generation.

According to the United Nations Conference on Environment and Development (UNCED), sustainable development can be defined as “development strategy that meets the need of present generation without compromising the ability of future generation to meet their own needs.”

According to Edward Barbier 'Sustainable development is one which is directly concerned with increasing the material standards of living of the poor at the grass root level.'

The features of sustainable development are:

a) judicious use of natural resources

b) no reduction in resources for future generation

c) a proper check on the pollution level

d) a rise in the per capita income and economic welfare

The policies for sustainable development are:

a) sustainable development can greatly succeed if the country relies on nonconventional methods of energy. Nonconventional energy is the one which can be replenished in no time. They are pollution free and do not cause any type of harm to the living beings of the planet. Solar energy, wind energy, and hydroelectricity are a few examples of nonconventional energy forms.

b) the use of compressed natural gas or CNG in public transport system as fuel can help to decrease the air pollution.

c) to increase the level of production the farmers can use organic fertilizers for production. In some areas, cattle are used because their waste production is extremely useful in the form of fertilizers. Earthworms can convert organic matter into compost faster than the normal process of composting.

d) with green revolution pan to use the chemical pesticides to produce more. Certain negative impacts on soil milk and fishes. To overcome this problem pesticides should be used which are based on plants like the name even animals like snake and Peacock can help to control the pest

Thus, implementing the above policies can help to promote a sustainable form of development.