He says humans need to do away with artisanal gold mining and to put a stop to deforestation in the Amazon, which leaves ground bare and allows mercury-laden runoff to seep into rivers. Hundreds of new hydro dams are already planned for the Amazon Basin, he says, which need to be ...
Answer to: Thinking about what the introduction of Burmese pythons has done in the Everglades, explain why "non-native-species" are such a problem...
2017; van Bavel,2013). This situation has arisen despite most SSA countries being net agricultural exporters. The focus on large farms and western technology in agricultural policies for national food sovereignty, has meant that rural economic development has been...
in a country; 2) inclusive political institutions pave way for inclusive economic institutions and extractive political institutions lead to extractive economic institutions; 3) inclusive economic institutions provide incentives for investment and innovation and stimulate economic growth, but on the contrary,...
A similar situation was faced by Brazil in 2015. The city had to turn off its water supply for 12 hours, forcing industries to shut down. Today,14 megacitiesface a water crisis. The reason why the world is facing water shortage is that climate change has disrupted the water cycle. It ha...
Indeed, river channel morphology observations made before the major regulation phases, notably in Europe, were already altered by a longstanding history of deforestation and pastoralism dating back to the Neolithic period [24]. Restoration appears as a dream that is almost impossible to achieve, ...
“The factors that led to such widespread fires in the first place—decreased enforcement of forestlaw, illegal deforestation for agriculture and invasion of native territories—remain in place,” said Nigel Sizer, Chief Program Officer for the advocacy organization Rainforest Alliance. “It is good...