As the world’s population continues to increase by 80 million a year there is a chronic shortage of adequate and affordable housing in our urban centres.
Is renewable energy our best weapon against global warming? How much of our energy needs can realistically be met by renewables, and which forms of renewable energy are most promising?
Is cleaning-up fossil fuels the answer to global warming? Can fossil fuels ever be 'green'? Burning oil, gas and coal is detrimental to the earth but can new technology clean-up our environment?
To what extent can we really reduce the dangers from future disasters? Does investing in prevention divert funds from rescue efforts when disasters do occur?
Media chiefs from around the world discuss the future of global news. What is the impact of a fragmented and digitally-driven media?
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