We are on the precipice of climate system tipping points beyond which there is no redemption. — James Hansen Copy Share Image
We have known since the 1800s that carbon dioxide traps heat in the atmosphere. The right amount keeps the climate conducive to… — James Hansen Copy Share Image
...the global surface albedo [surface whiteness] and greenhouse gas changes account for practically the entire global climate change. — James Hansen Copy Share Image
The climate system is being pushed hard enough that change will become obvious to the man in the street in the next… — James Hansen Copy Share Image
As species are exterminated by shifting climate zones, ecosystems can collapse, destroying more species. — James Hansen Copy Share Image
It would be immoral to leave young people with a climate system spiraling out of control. — James Hansen Copy Share Image
We're handing them [young people & future generations] a climate system which is potentially out of their control. We're in an emergency:… — James Hansen Copy Share Image
The last time the world was three degrees warmer than today-which is what we expect later this century-sea levels were 25m higher.… — James Hansen Copy Share Image
Coral reefs, the rain forest of the ocean, are home for one-third of the species of the sea. Coral reefs are under… — James Hansen Copy Share Image
The fact is fossil fuel carbon will stay in the surface climate system for millennia. — James Hansen Copy Share Image
The trains carrying coal to power plants are death trains. Coal-fired power plants are factories of death. — James Hansen Copy Share Image
There is still time to act and avoid a worsening climate, but we are wasting precious time, — James Hansen Copy Share Image
...99 percent confident that the world really was getting warmer and that there was a high degree of probability that it was… — James Hansen Copy Share Image
Being at NASA and having the access to both computing capability and satellite observation capability is kind of the ideal research situation… — James Hansen Copy Share Image
I think we have a very brief window of opportunity to deal with climate change... no longer than a decade, at the… — James Hansen Copy Share Image
The climate is nearing tipping points. Changes are beginning to appear and there is a potential for explosive changes, effects that would… — James Hansen Copy Share Image
The greatest danger hanging over our children and grandchildren is initiation of changes that will be irreversible on any time scale that… — James Hansen Copy Share Image
Planet Earth, creation, the world in which civilization developed, the world with climate patterns that we know and stable shorelines, is in… — James Hansen Copy Share Image
CEOs of fossil energy companies know what they are doing and are aware of long-term consequences of continued business as usual. In… — James Hansen Copy Share Image
Burning all the fossil fuels will destroy the planet we know, Creation, the planet of stable climate in which civilization developed. — James Hansen Copy Share Image
The climate dice are now loaded. Some seasons still will be cooler than the long-term average, but the perceptive person should notice… — James Hansen Copy Share Image
In view of the immense power of natural weather and climate fluctuations and the great buffering capacity of the Earth, especially the… — James Hansen Copy Share Image
Climate change is analogous to Lincoln and slavery or Churchill and Nazism: it's not the kind of thing where you can compromise. — James Hansen Copy Share Image
What is frustrating people, me included, is that democratic action affects elections but what we get then from political leaders is greenwash. — James Hansen Copy Share Image
The five-year mean global temperature has been flat for the last decade — James Hansen Copy Share Image
What makes tar sands particularly odious is that the energy you get out in the end, per unit carbon dioxide, is poor. It's equivalent… — James Hansen Copy Share Image
We are on the precipice of climate system tipping points beyond which there is no redemption. — James Hansen Copy Share Image
Jail threats did not dissuade Martin Luther King - and intergenerational justice is a moral issue of comparable magnitude to civil rights. — James Hansen Copy Share Image
The United States did not sign Kyoto, yet its emissions are not that different from the countries that did sign it. — James Hansen Copy Share Image
The five-year mean global temperature has been flat for the last decade, which we interpret as a combination of natural variability and a slow… — James Hansen Copy Share Image
Rising carbon price is essential to 'decarbonize' the economy - to remove the nation towards the era beyond fossil fuels. — James Hansen Copy Share Image
Policy decisions on climate change are being deliberated every day by those without full knowledge of the science, and often with intentional misinformation spawned… — James Hansen Copy Share Image
Imagine a giant asteroid on a direct collision course with Earth. That is the equivalent of what we face now [with climate change], yet… — James Hansen Copy Share Image
The most difficult task, phase-out over the next 20-25 years of coal use that does not capture COâ‚‚, is Herculean, yet feasible when compared… — James Hansen Copy Share Image
![“...the global surface albedo [surface whiteness] and greenhouse gas changes account for practically the entire global climate change.” quote by James Hansen](https://sms4smile.com/quotes/img-quotes/34b/james-hansen-7143_accounts_the-global-surface-albedo-surface-whiten_1246456.jpg)
![“We're handing them [young people & future generations] a climate system which is potentially out of their control. We're in an emergency: you can see what's on the horizon over the next few decades with the effects it will have on ecosystems, sea level and species extinction” quote by James Hansen](https://sms4smile.com/quotes/img-quotes/1bc/james-hansen-7143_climate_we-re-handing-them-young-people-future-g_1485882.jpg)
![“Imagine a giant asteroid on a direct collision course with Earth. That is the equivalent of what we face now [with climate change], yet we dither.” quote by James Hansen](https://sms4smile.com/quotes/img-quotes/ca3/james-hansen-7143_asteroids_imagine-a-giant-asteroid-on-a-direct-col_643017.jpg)
