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Earth Focus
A Brief History of the Raven
Ravens are smart and quick to adapt, and with more resources from urban expansion in the desert their numbers have soared. This imbalance can have a negative impact on other species, especially to the Mojave desert tortoise. But humans can find a solution to this complex issue by changing our perception of the often-villainized bird and understanding our role in the ecosystem.
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Two cities, San Francisco and Freetown, brace for climate change using vastly different methodologies.
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Droughts and floods are driving many people away from their rural, farming communities into big cities.
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Forecasts are dire for Louisiana to experience the second-highest sea level rise in the world. How is the region adapting?
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"Earth Focus" looks at three countries on the new fracking frontline: South Africa, Poland, and the UK.