Inappropriate farming practices and over-cultivation of cotton from before the Civil War led to extensive land erosion by the early 20th century, with accompanying population losses.
22.
But the migration is so endangered by logging, land erosion and poorly managed tourism that it could be wiped out within our lifetime, according to some experts.
23.
Her spiral design considers the height and forms of each tree type when fully grown and overcomes the problem of land erosion and desertification at the site.
24.
In exchange for the money, it says, local communities should have to stop landowners from continuing such habitat-damaging practices as building walls along shorelines to prevent land erosion.
25.
Thani was instrumental in focusing attention to the tremendous ecological role that the mangrove ecosystem played in protecting coastlines from tidal waves ( tsunami ) and land erosion.
26.
"The main cause of these problems throughout the republic is land erosion, " said Jose Luis Flores, an assistant director of emergencies for the Mexican government's Civil Protection Service.
27.
The river was diverted during the construction of the bridges which resulted in huge costs for the residents of Badwan in terms of land erosion and loss of crops.
28.
"Many of the world's fastest developing cities are by the sea, and they could face floods, land erosion, and the pollution by salt water of fresh water supplies ."
29.
There is little doubt that coral reefs around the world are in trouble, stressed and dying because of local problems like overfishing, pollution and sedimentation ( from land erosion ).
30.
:I think it's true that early on agriculture had many negatives, like land erosion, but we later learned to overcome those and yet benefit from the greatly improved food supply.
