At least 70% of global CO2 emissions are connected to city living. The greener a city is, the more carbon dioxide is absorbed and oxygen produced. Trees and plants also help regulate the temperature.
Germany is only responsible for around 2% of the world's carbon emissions. And there's a quick and easy way to reduce that even further, as DW's Felix Steiner argues in this polemic.
The world needs to drastically cut its carbon emissions by 2050 to head off the worst effects of climate change. A new report highlights how cities could make a huge difference with local green initiatives.
Our warming world needs alternatives to polluting fossil fuels. Wind energy is part of the solution, but how bad are wind turbines for nature?
Build your own park? That's what some residents in Ghana's capital, Accra, are doing because, as the city booms, concrete is swallowing up the few green spaces left.
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