Out Of 1000 PPM: How CO₂ Broke Its Old Range
An animated 1,000-block series showing atmospheric CO₂ moving through ice-age lows, warm-period highs, the preindustrial baseline, and the modern record high.
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Environment Stories
Stories in this category, newest first. 100 stories per page.
Out Of 1,000 Kilograms Of Sewage Sludge Ash, How Much Was Gold?
Resource recycling: A 1,000-kilogram view of the reported gold concentration in incinerated sewage sludge ash at Japan's Suwa facility.
Read storyIn Canada, Out Of 1,000 Homes: How Many Rely On Groundwater?
A Canada-specific 1,000-home view of how many households rely on private-well groundwater as their main water source.
Read storyHow Freshwater Is Used Out Of 1,000 Parts
A sector view of global freshwater withdrawals.
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