Looking on the internet deeply has found these results:

degradation is the most popular phrase on the web.

degradement 15,670 results on the web	degradation 167,300,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Rising CO2 concentrations, warmer temperatures, greater nitrogen deposition, altered disturbance regimes and increased habitat degradation are likely to facilitate further invasions. These ammonium salts are used for the degradation test. Adjustment of pH and the addition of nutrients can optimise degradation. To resurrect our country from the fires of racial degradation. Compounds with toxic properties may delay or inhibit the degradation process. Its overall situation has shown signs of severe degradation. The percentage degradation in Vessels FC containing the reference substance. They are also known to decrease water availability and to cause land degradation through increased soil erosion.

degradement

15,670 results on the web

degradation

167,300,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Rising CO2 concentrations, warmer temperatures, greater nitrogen deposition, altered disturbance regimes and increased habitat degradation are likely to facilitate further invasions.
These ammonium salts are used for the degradation test.
Adjustment of pH and the addition of nutrients can optimise degradation.
To resurrect our country from the fires of racial degradation.
Compounds with toxic properties may delay or inhibit the degradation process.
Its overall situation has shown signs of severe degradation.
The percentage degradation in Vessels FC containing the reference substance.
They are also known to decrease water availability and to cause land degradation through increased soil erosion.