Suggest methods of conservation of animals and plants

for plants ..

Use natural pesticides

Clever plant combining or making your own natural pesticides using everyday food items such as garlic and pepper are a great way to combat invasive species without harming the environment or your health.

for animals..

Protection of natural habitats,

Maintenance of the viable number of species in protected areas,

Establishment of Biosphere Reserves,

Protection through legislation,

Imposing restriction on export of rare plant and animal species and their products,

Adopt. From wild animals to wild places, there's an option for everyone. ...

Volunteer.

If you don't have money to give, donate your time.  

Visit. Zoos, aquariums, national parks and wildlife refuges are all home to wild animals.

most community's take hundreds of years to become stable

we would need to see the picture to answer it