When “clean energy” relies on the extraction of metals like copper, it can also pollute the surrounding environment, and that leaves environmentalists in a pinch.
... Read more»
A German chemical company has invested $50 million in Tucson-based Sion Power Corp., a manufacturer of lithium-sulfur batteries.... Read more»
I want to help TucsonSentinel.com offer a real news alternative!
We're committed to making quality news accessible; we'll never set up a paywall or charge for our site. But we rely on your support to bring you independent news without the spin. Use our convenient PayPal/credit card donation form below or contact us at donate@tucsonsentinel.com today.
Subscribe and stretch your donation over time:
Or give a secure one-time gift with PayPal or your credit card:
TucsonSentinel.com is an Arizona nonprofit organization. Your contribution is tax-deductible.
