A fourth factor is the increased requirements include food, housing, medicine. It also affects the environment. Make the environment degraded and poisonous. Beyond nature to correct and return to the same treatment.
Four factors include increased demand for food, shelter, medicine and the impact on the environment. Environment degradation and toxicity. Over Nature Edit and therapy to return intact.
The basic requirements increase, including food, shelter, medicine , and also affect the environment. Making the environment worsen and toxic than nature. To edit and water to return to the original