Crossing the Threshold: Advancing Into Space to Benefit the Earth

Ensuring a Sustainable World We are on the cusp of a 21st century Age of Discovery - about the Earth, about the solar system, about ourselves and our place in the cosmos - with new opportunities to address age-old challenges, as well as to meet emerging ones. While advancing into space is not the answer to these challenges, it can be a significant and vital part of an answer, providing benefits that other answers cannot. With a thoughtful program of space activities we can ensure a sustain...