The Navy’s plan to demonstrate the capabilities of the “Great Green Fleet,” an entire aircraft strike group run entirely on advanced biofuels and other low-carbon sources, may never take off. Last week, the Senate Armed Services Committee voted to put major restrictions on the Navy’s purchase of alternative fuels.

MORE LIKE THIS: Clean Energy // Clean Technology // Climate News // Energy Security // Feature // Military

After nine long years, the war in Iraq is finally drawing to a close. As the last U.S. troops, we’ve learned a lot of lessons — and one of them is how important it is to reduce our dependence on oil and other fossil fuels.

MORE LIKE THIS: Clean Energy // Feature // Military

There are many reasons to support a transition to clean energy, but for the military, one reason is particularly urgent: Clean energy saves lives.

MORE LIKE THIS: Clean Energy // Feature // Military