Soils are a very slow renewable resource. To reclaim them requires, above all, a long-term plan. With falling productivity, the realisation has sunk in that soils cannot be blindly mined, and that
Perseverance pays. With the Malaysian government deciding to ban the herbicide paraquat, a long-standing campaign of environmental pressure groups has finally proved successful. Earlier, a wave of
Despite environmental pressure against the use of chemical fertilisers, the deadly substances continue to be used unabated across the globe. At the end of the 20th century an average of 91 kgs of