As inventor Tony Stark, Hollywood actor Robert Downey Jr. transformed into superhero Iron Man. Now the Oscar nominee is taking action against environmental threats to the planet.
Downey is looking to sustainable technology to tackle issues like deforestation and microplastics.
The "Iron Man" and "Avengers" star, 55, announced on Wednesday he was launching venture capital funds, aiming to "accelerate groundbreaking technologies that are addressing the world's largest environmental challenges.