How can recycling materials lead to environmental sustainability? a. recycling materials decrease the amount of new materials taken from the environment. b. recycling materials increase the rate of carbon sequestration. c. by recycling materials, the amount of biomass available for energy purposes is increased. d. all of the above

The answer is A Recycling materials helps decrease the amount of new materials taken from the environment.

a.  Recycling materials helps decrease the amount of new materials taken from the environment.

Explanation:  

Recycling is the process by which the biodegradable and non-biodegradable wastes are transformed into a form so that they can be used again. For example compositing of biodegradable wastes like plant litter, vegetable waste can be degraded by utilizing the activities of the soil microbes to produce humus which can be used for the growth of the plants. Non-biodegradable wastes like steel can, wood, plastic bottles can be converted into forms which can be used again. Therefore, can reduce the use of raw materials for products.  

On the basis of the above information a.  Recycling materials helps decrease the amount of new materials taken from the environment is the correct option.