Promoting afforestation and avoiding deforestation.
promoting eco-friendly environment.
decreasing industries which causes more damage to environment.
decreasing chemical fertilizers in farming crops.
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Measure to conserve bio diversity are :

1. The government should build high fencing around all forests and sancturies to ensure that no one can kill animal inside it.

2. Planting more and more trees would help to increase the diversity of plants.

3. Strict punishment should be given to those people who do illegal trade by killing animals.