Building a Bridge to the Future

The challenges of the environment and of settling space are not in conflict. They are part of the same task of preserving both humanity and the biosphere.

Climate change is one of the most pressing issues of our time. We are adding CO2 to the Earth’s atmosphere as a side-effect of our industrial wealth creation, and this is increasing the global temperature with potentially disastrous results in the long term. Often, I see those concerned with this problem disparaging space travel, and especially space co…