Global hunger for energy is increasing with every passing year. Unless we make the switch to renewables, we will soon end up in climate disaster. But renewable energy also comes at a cost. This week, we take a more critical look at this alternative.
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The heat is on for the world's biggest emitters of carbon dioxide and other greenhouse gasses to increase their climate targets. Some have upped their goals, but how far do they go?
The United States and several other nations have pledged to cut carbon emissions faster, putting pressure on other big polluters to clean up their acts.
Heavier rains that wash away crops could worsen hunger for a country in which farming makes up 20% of the economy.
Africa's energy needs are growing. This has led some governments to turn to coal-powered plants. Critics say that's not a smart move in times of climate change and point to the continent's renewable energy resources.
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