Ian Somerhalder is smoldering as he poses for these promotional photos for the new Cree LED light bulb.

The 34-year-old Vampire Diaries star is known for his environmentally-conscious efforts and this new lightbulb saves 84% more energy than the standard ones used today.

PHOTOS: Check out the latest pics of The Vampire Diaries

“Just pow wow’d with ISF team.Whoa,Im so proud to be a part of this @is_foundation family.ITS CHANGING THE WORLD!WOW!Wow…” he recently tweeted.

The week before, Ian hit the red carpet at the 2013 Natural Resources Defense Council Game Changer Awards held at the Mandarin Oriental Hotel in New York City.