Question

the concept of \______\ refers to ______

○ environmental deficit / the fact that too few people are engaged in the study of the natural environment.
○ environmental deficit / long - term harm to the environment caused by a short - sighted focus on material affluence.
○ environmental deficit / efforts to protect the environment to benefit future generations.
○ environmental deficit / the fact that natural scientists ignore the social dimensions of environmental problems.

Explanation:

The concept of "environmental deficit" refers to long-term environmental harm caused by prioritizing short-term material wealth over sustainability. This aligns with the definition in the second option, while other options incorrectly link it to study engagement, protective efforts, or scientist neglect of social dimensions.

Answer:

environmental deficit / long-term harm to the environment caused by a short-sighted focus on material affluence.