There are numerous points which you can include in your essay. Few of the
suggested ones are:
Use renewable sources of energy;
Lower the use of air Conditioners, high voltage bulbs, etc.
Turn off all of the electric appliances when you're not using them
Car pooling is a measure one that is very important
Might take to save petrol, time, energy, etc.
Buy rechargeable batteries for devices used frequently.
Use detergents and soaps that contain no phosphates.
Plant native species of flora. They entice the wildlife that is local and also need less watering.
Order for proper disposal of oil paints,Oils, pesticides, etc. By draining them frequently, they are led off.
Dispose through municipal disposal schemes of the products or use the
landfill option if there is no other alternative.