"excessive exploitation" is a correct and usable phrase in written English.
It is usually used to refer to the use of resources in an excessive or exploitative manner. For example, "The company has been accused of excessive exploitation of the local water supply for manufacturing purposes."
Excessive exploitation of the forests for their wood has largely turned them into scrub.
Excessive exploitation of Fitzroya cupressoides has threatened the extinction of this long-lived endemic.
Traditionally, economics taught that common ownership of resources results in excessive exploitation, as when fishermen overfish a common pond.
Most of these changes have been brought by human impact on the environment, and excessive exploitation of resources.
The government has also announced plans to raise and widen resource and property taxes to discourage real estate speculation and excessive exploitation of energy, water and mineral supplies.
Recently, the intensive extension of oasis farmland has led to excessive exploitation of water discharge, and consequently has resulted in a lack of water supply in natural oasis.
The extension of intensive farmland for ensuring food security has resulted in excessive water exploitation by agriculture.
While I would not want to push the argument too far, it seems that slaves were protected to a certain extent from excessive medical exploitation.
Large-scale oceanic perturbations, due to combinations of excessive resource exploitation and environmental variability coupled with present trends in management approaches are discussed.
On the other hand, excessive human exploitation of the woody plants for different purposes probably facilitated the decline in woodland cover between 1995 and 2003.
Excessive economic exploitation as well as the shrinking and degradation of its habitat have made the Polish cochineal a rare species.
