David Grinspoon

I think the best SF writers are very aware of what we, in the scientific community, are doing, thinking, and discovering.

— David Grinspoon

If we gutted NASA Earth Science, it wouldn't be NOAA or some other agency that would take the lead. It would be…

— David Grinspoon

When you think about alien intelligences making art, you then have to think about what art is and how bound up it…

— David Grinspoon

What if life is not carbon-based? Can life exist as a gas or a plasma? Could planets or stars in some sense…

— David Grinspoon

What I'm interested in is the conversations going on about the Anthropocene and what it means to view ourselves as a part…

— David Grinspoon

I do comparative studies of climate evolution, and the interactions between planetary atmosphere and surfaces and their radiation environment, and try to…

— David Grinspoon

I'd been politically active ever since my parents wheeled me in a stroller in a 'ban the bomb' march in Boston in 1963.

— David Grinspoon

Through space-based climate studies, my colleagues and I have learned that a stable and comfortable climate is not something to take for…

— David Grinspoon

We have all this very clever technology and all these abilities to manipulate the world in all these ways, yet we are…

— David Grinspoon

The planet Mars - crimson and bright, filling our telescopes with vague intimations of almost-familiar landforms - has long formed a celestial…

— David Grinspoon

Certainly for me, as an astrobiologist, science fiction has played an important role. One of the quandaries of our field is that…

— David Grinspoon

Time and time again, our species has escaped existential threats by reinventing ourselves, finding new skills not coded in our genes to…

— David Grinspoon

I think that an advanced planetary civilization will modify their own planets to be more stable, to prevent asteroid impacts and dangerous…

— David Grinspoon

Responsible global behaviour is ultimately an act of self-preservation of, by, and for the global beast that modern technological humanity has become.

— David Grinspoon

Venus and Mars are our next of kin: they are the two most Earth-like planets that we know about. They're the only…

— David Grinspoon

There is a real danger of unintended consequences, of encouraging people to give up. Pessimism, if it becomes a habit, can reinforce…

— David Grinspoon

We're going to get off fossil fuels, no question. We may not do it quickly enough to avoid some pain, and I'm…

— David Grinspoon

We have to learn to become a new kind of entity on this world that has the maturity and the awareness to…

— David Grinspoon

What I wonder most about the Anthropocene is not when did it start - but when, and how, will it end? Will…

— David Grinspoon

Thinking about the new epoch - often called the Anthropocene, or the age of humanity - challenges us to look at ourselves…

— David Grinspoon

In order to have a decent chance to be a communicating species, you would have to learn to think and plan and…

— David Grinspoon

I was a science fiction geek from an early age, enthralled by the questions of life in the universe. As I got…

— David Grinspoon

When I first went to college, I went into physics, and my goal was to help perfect nuclear fusion so I could…

— David Grinspoon

Now, humans have become a dominant force of planetary change and, thus, we may have entered an eon of post-biological evolution in…

— David Grinspoon

As Earth's climate changes, we can expect more destructive hurricanes. As sea level and surface temperatures rise, more solar energy is trapped…

— David Grinspoon