WebDec 2, 2015 · Last modified on Wed 14 Feb 2024 11.40 EST. The world has lost a third of its arable land due to erosion or pollution in the past 40 years, with potentially disastrous … WebThe expansion of infrastructure and agriculture necessitated by this population growth has quickened the pace of land transformation and degradation. ... Döös, B.R., 2002, …
Global maps of cropland extent and change show …
WebIn 2050, we are expected to reach a population of 9.7 billion. Over the last 40 years, we have lost 1/3 of all arable land. A quarter of the population is facing a looming water crisis. Agriculture accounts for about 70% of global water abstraction. the same time as Food production needs are estimated to increase by 50% by 2050. WebSep 1, 2024 · Population growth and loss of arable land. Global Environmental Change 12(4), 303-311. Kavitha A, Somashekar RK, Nagaraja BC.2015. Urban expansion and loss … highbit systems ab
Urbanisation to cause huge loss of prime farmland: UNCCD
WebDuring the same period, the world population nearly doubled from 3.1 billion to over 5.9 billion. By implication, arable land per person declined by 40 percent, from 0.43 ha in … WebApr 10, 2024 · Gibson said the world population was three billion in 1960 with each person having a share of 4.3 hectares of arable land, but as the population doubled by 2000 the per capita arable land share nosedived to 2.2 hectares, and by the most conservative projection it is likely to drop further to settle at only 1.8 hectares per person in 2024 when 7 ... WebMar 20, 2006 · The economic impact of soil erosion in the United States costs the nation about $37.6 billion each year in productivity losses. Damage from soil erosion worldwide is estimated to be $400 billion per year. As a result of erosion over the past 40 years, 30 percent of the world's arable land has become unproductive. how far is marcoola from maroochydore