Authors: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

In recent years, America's wealthiest man has begun to tackle energy issues in a major way, investing millions in everything from high-capacity batteries to machines that can scrub carbon dioxide out of the air. With a personal fortune of $50 billion, Gates has the resources to give his favorite solutions a major boost.

Jeff Goodell