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Health Care

How Sustainable is High-tech Health Care?

Can we make modern health care carbon-neutral and maintain the levels of care, pain relief, and longevity that we have come to take for granted?

Non-Electric Hearing Aids Outperform Modern Devices

Those who can overcome their vanity can revert to technology that has proven to work.

Recycling Animal and Human Dung is the Key to Sustainable Farming

Flushing the water closet wreaks ecological havoc, deprives agricultural soils of essential nutrients and makes food production dependent on fossil fuels.

Is ecotech the new asbestos?

What will remain of greentech, cleantech and ecotech if nanotechnology turns out to be harmful for humans and the environment?