Question

look closely at the impacts diagram of a mine site and consider the features and activities that could have an effect on the environment (air, water, land, energy and waste management).
list these in the table on the next page.
consider which features and activities at the mine site could reduce these impacts.
list these in the last column of the table.

Explanation:

The problem involves analyzing a mine site's impacts on the environment (air, water, land, energy, waste) and identifying features/activities to reduce these impacts. This relates to Environmental Sciences (a subfield of Natural Science) as it deals with environmental impact assessment and mitigation in a mining context.

Answer:

Subfield: Environmental Sciences (Natural Science)