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" I think the best SF writers are very aware of what we, in the scientific community, are doing, thinking, and discovering. "
David Grinspoon
Think
Thinking
Community
Related Quotes:
" The story of our species is one of overcoming existential risk through new forms of cooperation and innovation. "
David Grinspoon
Story
Innovation
New
" In environments that are energy-rich but liquid-poor, like near the surface of Titan, natural selection may favor organisms that use their metabolic heat to melt their own watering holes. "
David Grinspoon
Favor
Heat
Natural
" The reason you see so many volcanoes on Venus is partly due to the fact that there's virtually no erosion there. So on Venus, you're seeing features, some of which are hundreds of millions of years old on the surface. On Earth, we do not see any surface features nearly that old - you only see much more recent features. "
David Grinspoon
Earth
You
Seeing
" NASA, and all the other spacefaring nations of the world, have agreed to a set of 'planetary-protection' principles, aimed at preventing the accidental contamination of another habitable world with organisms from Earth. "
David Grinspoon
NASA
World
Principles
" I think a lot of people interested in space exploration tend to hear stories about the great missions, how they work technically, what we learned. But they don't really hear the story of what it takes to get a mission from scratch to the launch pad and into space. "
David Grinspoon
Work
Great
People
" We don't know that Venus had oceans, but there's every reason to believe it did. "
David Grinspoon
Know
Reason
Venus
" Seriously, we should start taxing churches and have tax-exempt places for worship and study of nature and art. Charge ten bucks for Sunday services and make the Botanic Gardens free. "
David Grinspoon
Study
Art
Free
" The future peopling of Mars is much more than a scientific endeavor. It is a step of historic and spiritual importance for the human race. "
David Grinspoon
Race
Step
Spiritual
" Literally, my earliest memory, my earliest vivid memory, is the Apollo 11 landing on the Moon. Yeah, I was in fourth grade, and I was just so captivated. And I think you'll find a lot of space scientists of my generation will say the same thing. Apollo was a big event for them. "
David Grinspoon
Think
Moon
Memory
" I do comparative studies of climate evolution, and the interactions between planetary atmosphere and surfaces and their radiation environment, and try to understand the environmental factors that can affect a planet's habitability and how they change over time. "
David Grinspoon
Environment
Time
Environmental
" As Earth's climate changes, we can expect more destructive hurricanes. As sea level and surface temperatures rise, more solar energy is trapped in the atmosphere, revving up the hydrological cycle of evaporation and precipitation and sometimes manifesting in terrifying storms. "
David Grinspoon
Rise
Solar
Sea
" It's quite possible that the end of us will not be the end of the Earth. Even if we really screw things up and things go badly for us and our civilization, the Earth is pretty resilient. "
David Grinspoon
Earth
Civilization
Will
" I think chemists always think they know more than they know, because nature has a lot of possible pathways it can try. "
David Grinspoon
Try
Always
Know
" Earth is going to lose its oceans in the future, just as Venus did in the past. How long planets retain their oceans is a function of distance from the sun, all other things being equal. "
David Grinspoon
Sun
Past
Long
" Our most valuable resources - creativity, communication, invention, and reinvention - are, in fact, unlimited. "
David Grinspoon
Communication
Creativity
Invention
" As a kid, I became a total SF geek. It started in the 5th grade with Asimov's 'Lucky Starr' series of what would now be called 'young adult' novels of adventures in the solar system. "
David Grinspoon
Young
Now
Solar
" 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
Active
Been
Boston
" What I'm interested in is the conversations going on about the Anthropocene and what it means to view ourselves as a part of Earth's geological history. "
David Grinspoon
View
Earth
History
" Thinking about the new epoch - often called the Anthropocene, or the age of humanity - challenges us to look at ourselves in the mirror of deep time, measured not in centuries or even in millennia, but over millions and billions of years. "
David Grinspoon
New
Age
Challenges
" There was a long history of people believing there was life on Venus. It was about the same size as Earth. It had clouds. It was commonly believed it was tropical - wet, hot and steamy. "
David Grinspoon
Life
Hot
History
" As long as we can imagine a better path, of course we are obligated to seek it. This is why unwarranted pessimism about our future is actually irresponsible. "
David Grinspoon
Better
Why
Path
" Among the plausible niches for extraterrestrial life in our solar system, the clouds of Venus are among the most accessible and the least well explained. "
David Grinspoon
Life
System
Well
" We have all this very clever technology and all these abilities to manipulate the world in all these ways, yet we are faced with the very real question of whether we can be sustainable on this planet - whether or not, in fact, we can endure. "
David Grinspoon
Technology
Question
Clever
" I'm a strong advocate of new missions to Venus. "
David Grinspoon
Strong
Venus
New
" 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
Become
Technological
Beast
" Ever since the environmental movement was sparked by photos of the whole Earth taken by astronauts onboard Apollo Lunar Modules, I've seen planetary exploration as an extension of a reverence and care for Earth. "
David Grinspoon
Exploration
Environmental
Earth
" We have to learn to become a new kind of entity on this world that has the maturity and the awareness to handle being a global species with the power to change our planet and use that power in a way that is conducive to the kind of global society we want to have. "
David Grinspoon
Maturity
Change
World
" The more we look at the kinds of soils and the nature of the atmosphere and the polar caps, it all adds up to tell us that some liquid, which we very much believe was water, did flow in abundance on Mars in the past. "
David Grinspoon
Look
Water
Flow
" We need to have a vision of the world we want to create so that we can see ourselves as collaborators with future generations in the project of shaping it. "
David Grinspoon
Future
Create
Vision
" Now, humans have become a dominant force of planetary change and, thus, we may have entered an eon of post-biological evolution in which cognitive systems have gained a powerful influence on the planet. "
David Grinspoon
Change
Evolution
Influence