With high and accelerating population growth and with low and declining efficiency in the use of resources, Africa is currently facing a long-term declining trend. Since agriculture accounted for 41% of the GDP of Africa in 1982, formulation and implementation of efficient land use policies are prerequisites if the long-term adverse trend is to be reversed.
Asit K. Biswas and Cecilia Tortajada, Chapter of the book 'Pollution [...]
Kris Hartley, Cecilia Tortajada and Asit K. Biswas, 2018, Environment [...]
Cecilia Tortajada and Asit K. Biswas, 2018, Current Opinion in Enviro [...]