Although at one time it was much larger, erosion has reduced the landmass.
Food production may become a problem, as erosion, an impending water crisis, and soil salinity (from irrigation) reduce the productivity of agriculture.
Isostatic settling and erosion gradually reduce the elevations moving away from the zone.
In the last two million years erosion has reduced the Great Dividing Range to a critical point where west-to-east river capture events have been possible.
The above-water section of the Nose used to be much larger, but rising lake levels and erosion has drastically reduced the size.
The erosion of his body had not reduced him as a man.
Women's work became more time-consuming than it had been; the erosion of public services and infrastructure reduced access to schools, hospitals, and markets.
Continuous erosion reduced the landscape over some 30 million years to sea-level.
Desertification and erosion also have reduced arable land.
Development, erosion, runoff and air pollution reduce visibility by about 1.5ft every year.