People whose job it is to measure risk in financial markets are extremely concerned about the magnitude of the Carbon Bubble and the damage it will do as it bursts. Because when it bursts, trillions of dollars of imaginary assets will simply vanish in a very short time.
But also, weâ€™ve already set in motion extremely serious climate change. Even if we act decisively now, we will be wrestling with the impacts of that pollution for centuries. So one half of our task is to become zero-carbon societies, but the other is to ruggedize in the face of worsening problems, in many cases by abandoning places that cannot be saved and practices that cannot be continued.
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Fifty years ago, cancer rates on the reservation were so low that a medical journal published an article titled â€œCancer immunity in the Navajo.â€
Though no definitive link has been established, researchers say exposure to mining byproducts in the soil, air and water almost certainly contributed to the increase in Navajo cancer mortality.
On occasion, they withheld information about uranium-related dangers from their own people, reasoning that there was no point stirring up fear if there was no money for a solution.
Particularly troubling from the water supply perspective is the growth in fracking for oil and natural gas extraction, which not only consumes enormous amounts of water, but also threatens contamination of drinking water supplies.
Wind energy and solar energy produced from photovoltaic panels use virtually no water at all. Likewise, these renewable energy sources are clean and do not threaten water contamination.