“I think we should all be more concerned about the environment and the effects of global warming. It's the one thing that's going to affect all of us.”

About Alyson Hannigan

Actress • American

Alyson Hannigan is an acclaimed American actress who gained fame for her role as Willow Rosenberg in the television series Buffy the Vampire Slayer. She further solidified her place in pop culture by playing Michelle...