Don Kirkham
Encyclopedia
Don Kirkham was a distinguished soil scientist regarded as the founder of mathematical soil physics. His special interest was the flow of water
through soils and drainage
of agricultural land. He was awarded the 1983/4 Wolf Prize in Agriculture
and the Robert E. Horton Medal
in 1995.
Water
Water is a chemical substance with the chemical formula H2O. A water molecule contains one oxygen and two hydrogen atoms connected by covalent bonds. Water is a liquid at ambient conditions, but it often co-exists on Earth with its solid state, ice, and gaseous state . Water also exists in a...
through soils and drainage
Drainage
Drainage is the natural or artificial removal of surface and sub-surface water from an area. Many agricultural soils need drainage to improve production or to manage water supplies.-Early history:...
of agricultural land. He was awarded the 1983/4 Wolf Prize in Agriculture
Wolf Prize in Agriculture
The Wolf Prize in Agriculture is awarded once a year by the Wolf Foundation in Israel. It is one of the six Wolf Prizes established by the Foundation and awarded since 1978; the others are in Chemistry, Mathematics, Medicine, Physics and the Arts...
and the Robert E. Horton Medal
Robert E. Horton Medal
The Robert E. Horton Medal is given out by the American Geophysical Union to recognize "outstanding contributions to the geophysical aspects of hydrology". The award was created in 1974 and named after Robert E. Horton to honor his contributions to the study of the hydrologic cycle. The Horton...
in 1995.
- https://www.a-s-f.org/pdf/programs/kirkham.pdf Don and Betty Kirkham Awards and Conferences