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Olduvai III: Catacylsm
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New Look at Rivers Reveals The Toll of Human Activity

New Look at Rivers Reveals The Toll of Human Activity Bob Matcuk/Flickr The Yellowstone River as it flows through Yellowstone National Park in Wyoming. A recent outbreak of a deadly fish parasite on the Yellowstone River may have seemed unremarkable. But a new wave of research shows the episode was likely linked to the cumulative impact […]

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Unimpeded Rivers Crucial as Climate Changes: New Study

Unimpeded Rivers Crucial as Climate Changes: New Study Gravel-bed rivers and their floodplains are the lifeblood of ecosystems and need to be allowed to run and flood unimpeded if species are to be protected and communities are to cope with climate change, a ground-breaking scientific study has found. The broad valleys formed by rivers flowing from […]

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Microplastics at ‘alarming levels’ in Canadian lakes and rivers

Microplastics at ‘alarming levels’ in Canadian lakes and rivers Microbeads just tip of plastic iceberg floating in Canadian waters Tiny plastic pellets called microbeads have gotten a lot of attention as a major water pollutant, but less-discussed microplastics are equally concerning, according to new research being done in Canada. “In recent years, they’ve been detected […]

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Olduvai IV: Courage
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Olduvai II: Exodus
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