Which of the following actions best exemplifies environmental sustainability?
a. using resources to benefit future generations, even if it means lower current availability
b. using resources to satisfy current needs without compromising future availability
c. letting each country decide what is in its best interest
d. letting future generations figure out how to solve their own problems
e. increasing economic output even if it harms the environment

Option (B) is correct

Explanation:

Environmental sustainability is referred as the rates at which one can harvest renewable resource, continue creation pollution, and also concentrate on non-renewable resource depletion which can be indefinitely continued. If these are are not continued indefinitely then this means that these given resources are not considered to be sustainable.

Under this one takes care of the natural resource and look after it in order not to exhaust them.