Nigeria's booth has photos of gully erosion it says is caused by global warming.
From the usatoday.com
About halfway down, you'll hear the sound of cascading water from a gully below.
From the signonsandiego.com
As you climb higher, the path narrows and soon dives into the gully on the left.
From the gazetteherald.co.uk
Four overs later there was no debate on the edge, but it didn't carry to gully.
From the sport.uk.msn.com
Village head Harrison Okoye describes the devastating effects of gully erosion.
From the voanews.com
After lunch the ice below the gully began to soften, so we decided to race again.
From the theatlantic.com
It was this man who first developed the gully with exotic trees and an orchard.
From the en.wikipedia.org
A lovely rearing delivery on off stump and it's fielding practice to the gully.
From the guardian.co.uk
Gully erosion is not accounted for in the revised universal soil loss equation.
From the en.wikipedia.org
More examples
Deep ditch cut by running water (especially after a prolonged downpour)
A gully is a landform created by running water eroding sharply into soil, typically on a hillside. Gullies resemble large ditches or small valleys, but are metres to tens of metres in depth and width. ...
Gully is an album by Indian band Euphoria.
The Gully is a large underwater canyon in the Atlantic Ocean near the edge of the eastern continental shelf of North America. It is located east of Nova Scotia near Sable Island.
A trench, ravine or narrow channel which was worn by water flow, especially on a hillside; a small valley; A drop kerb; A road drain; A fielding position on the off side about 30 degrees behind square, between the slips and point; a fielder in such a position
(Gullying) Small-scale stream erosion.
(Gullies) Exterior drains into which water discharges
(Gullies) Small valleys or ravines, through which water normally runs only after a period of rainfall or snowmelt.