...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
It's as certain that as long as fossil fuels are the cheapest energy, we will just keep burning them. — 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.… — 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 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
...the global surface albedo [surface whiteness] and greenhouse gas changes account for practically the entire global climate change. — James Hansen Copy Share Image
With a fourth generation of nuclear power, you can have a technology that will burn more than 99 percent of the energy… — 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
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
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
The trains carrying coal to power plants are death trains. Coal-fired power plants are factories of death. — 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
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)
![“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)
