Julian Cribb, author of Surviving the 21st Century, The Coming Famine and seven other books, discusses how scarcities of fresh water and topsoil, combined with the impact of climate change on regional food production, highlight the growing strategic significance of these primary resources for human survival, health and wellbeing as potential drivers of conflict and mass migration to 2050 and beyond.
The privatisation of the Saudi desalination industry could help ensure future water security, but adopting alternative energy sources to power desalination plants will also be necessary.
Crop-based biofuels are an alternative energy source to fossil fuels, but concerns are rising over just how beneficial this alternative is.
Genetic manipulation techniques that increase the efficiency of photosynthesis show potential to increase crop yields, but they will also need to retain or increase the nutritional content of food.
The degradation of coral reefs and increased fish migration will threaten economic livelihoods and food security for millions of people within the Indo-Pacific region.
After years of drought, rapid urbanisation, mismanagement of water resources and scarce rainfall still threaten any hope of water security in Karachi.
The application of modern land management practices in the sub-Sahara will present African countries with opportunities to make a positive contribution to local and global food security and to combat climate change. Smallholder farmers, however, need to be protected for the risks and financial burden of associated change.
After two years of severe drought as a result of the El Niño phenomenon, Zimbabwe’s future food and water security is looking increasingly fragile.
The sustainability challenges of aquaculture and aquaponics must be addressed to strengthen long-term global food security.