--- title: "Meaning & Key Takeaway of: The world beyond 450 ppm atmospheric…" description: "\"The world beyond 450 ppm atmospheric concentrations of carbon dioxide, the world that crosses carbon cycle tipping points that quickly take us to 1000 ..." image: "https://sms4smile.com/quotes/i/10a/joseph-j-romm-17334_carbon_the-world-beyond-450-ppm-atmospheric-con_1952301.jpg" --- # The world beyond 450 ppm atmospheric concentrations of… ![“The world beyond 450 ppm atmospheric concentrations of carbon dioxide, the world that crosses carbon cycle tipping points that quickly take us to 1000 ppm, is a world not merely of endless regional resource wars around the globe. It is a world with dozens of Darfurs. It is a world of a hundred…” quote by Joseph J. Romm](https://sms4smile.com/quotes/i/10a/joseph-j-romm-17334_carbon_the-world-beyond-450-ppm-atmospheric-con_1952301.jpg) [Download](https://sms4smile.com/quotes/i/10a/joseph-j-romm-17334_carbon_the-world-beyond-450-ppm-atmospheric-con_1952301.jpg) [Open image](https://sms4smile.com/quotes/i/10a/joseph-j-romm-17334_carbon_the-world-beyond-450-ppm-atmospheric-con_1952301.jpg) > “The world beyond 450 ppm atmospheric concentrations of carbon dioxide, the world that crosses carbon cycle tipping points that quickly take us to 1000 ppm, is a world not merely of endless regional resource wars around the globe. It is a world with dozens of Darfurs. It is a world of a hundred Katrinas, of countless environmental refugees” [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Exceeding CO2 levels triggers cascading climate crises, leading to resource wars and massive displacement. **In simple terms:** High CO2 causes wars and refugees. Key Takeaway Act now to cut emissions. Themes climate change resource conflict migration tipping points Mood urgent concerned Type warning call‑to‑action When to use this quote - policy making - urban planning - humanitarian aid - energy transition Key Concepts carbon cycle climate feedback geopolitics Questions to Reflect On - How can societies prepare for climate‑driven migration? - What policies can halt CO2 rise? A Different Perspective Mitigation alone may not prevent all impacts. ★ ★ ★ ★ ★ No ratings yet [Carbon](https://sms4smile.com/quotes/about/carbon/) [Carbon cycle](https://sms4smile.com/quotes/about/carbon-cycle/) [Carbon dioxide](https://sms4smile.com/quotes/about/carbon-dioxide/) [Climate](https://sms4smile.com/quotes/about/climate/) [Climate change](https://sms4smile.com/quotes/about/climate-change/) [Concentration](https://sms4smile.com/quotes/about/concentration/) [Concentrations Carbon](https://sms4smile.com/quotes/about/concentrations-carbon-3175861/) [Crosses](https://sms4smile.com/quotes/about/crosses/) [Crosses Carbon](https://sms4smile.com/quotes/about/crosses-carbon-3175860/) [Cycles](https://sms4smile.com/quotes/about/cycles/) [Darfur](https://sms4smile.com/quotes/about/darfur/) [Dioxide World](https://sms4smile.com/quotes/about/dioxide-world-3175859/) [Dozen](https://sms4smile.com/quotes/about/dozen/) [Endless](https://sms4smile.com/quotes/about/endless/) [Environmental](https://sms4smile.com/quotes/about/environmental/) [Globes](https://sms4smile.com/quotes/about/globes/) [Hundred](https://sms4smile.com/quotes/about/hundred/) [Katrina](https://sms4smile.com/quotes/about/katrina/) [Refugee](https://sms4smile.com/quotes/about/refugee/) [Resources](https://sms4smile.com/quotes/about/resources/) [Tipping](https://sms4smile.com/quotes/about/tipping/) [Tipping point](https://sms4smile.com/quotes/about/tipping-point/) [War](https://sms4smile.com/quotes/about/war/) [World](https://sms4smile.com/quotes/about/world/) ## Related quotes > [It's only been in the past two generations that we truly understood the impact our civilization has had on the natural world. To our…](https://sms4smile.com/quotes/annalee-newitz/it-s-only-been-in-the-past-two-generations-that-we-truly-understood/) [Annalee Newitz](https://sms4smile.com/quotes/author/annalee-newitz/) > [Some time ago we discovered the carbon cycle - a long-term set of chemical reactions that govern climates based on how much carbon is…](https://sms4smile.com/quotes/annalee-newitz/some-time-ago-we-discovered-the-carbon-cycle-a-long-term-set-of/) [Annalee Newitz](https://sms4smile.com/quotes/author/annalee-newitz/) > [The fact that we have been able to perturb the carbon cycle with our industrial revolution is evidence of how vulnerable we are -…](https://sms4smile.com/quotes/annalee-newitz/the-fact-that-we-have-been-able-to-perturb-the-carbon-cycle-with-our/) [Annalee Newitz](https://sms4smile.com/quotes/author/annalee-newitz/) > [The oxygen cycle, the nitrogen cycle, the carbon cycle, the water cycle - all of these are linked to the existence of life in…](https://sms4smile.com/quotes/sylvia-earle/the-oxygen-cycle-the-nitrogen-cycle-the-carbon-cycle-the-water-cycle/) [Sylvia Earle](https://sms4smile.com/quotes/author/sylvia-earle/) > [We have decisively changed the carbon cycle, the nitrogen cycle, and the rate of extinction.](https://sms4smile.com/quotes/rob-nixon/we-have-decisively-changed-the-carbon-cycle-the-nitrogen-cycle-and/) [Rob Nixon](https://sms4smile.com/quotes/author/rob-nixon/) > [Just as human activity is upsetting Earth's carbon cycle, our actions are altering the water cycle.](https://sms4smile.com/quotes/david-suzuki/just-as-human-activity-is-upsetting-earth-s-carbon-cycle-our-actions/) [David Suzuki](https://sms4smile.com/quotes/author/david-suzuki/) > [The essential fact which emerges ... is that the three smallest and most active reservoirs ( of carbon in the global carbon cycle), the…](https://sms4smile.com/quotes/freeman-dyson/the-essential-fact-which-emerges-is-that-the-three-smallest-and-most/) [Freeman Dyson](https://sms4smile.com/quotes/author/freeman-dyson/) > [“By planting rye I am creating carbon sinks in my backyard, expanding my role in the carbon cycle, launching my own backyard campaign to…](https://sms4smile.com/quotes/amy-seidl/by-planting-rye-i-am-creating-carbon-sinks-in-my-backyard-expanding/) [Amy Seidl](https://sms4smile.com/quotes/author/amy-seidl/) > [Unless we decide to reduce greenhouse gas emissions within just a few years from now, our destinies will already be chosen and our path…](https://sms4smile.com/quotes/mark-lynas/unless-we-decide-to-reduce-greenhouse-gas-emissions-within-just-a-few/) [Mark Lynas](https://sms4smile.com/quotes/author/mark-lynas/) > [Grief is an element. It has its own cycle like the carbon cycle, the nitrogen. It never diminishes not ever. It passes in and…](https://sms4smile.com/quotes/peter-heller/grief-is-an-element-it-has-its-own-cycle-like-the-carbon-cycle-the/) [Peter Heller](https://sms4smile.com/quotes/author/peter-heller/) > [My first goal would be to reduce the perturbation in the carbon cycle. That would mean using carbon neutral sources of energy, and changing…](https://sms4smile.com/quotes/annalee-newitz/my-first-goal-would-be-to-reduce-the-perturbation-in-the-carbon-cycle/) [Annalee Newitz](https://sms4smile.com/quotes/author/annalee-newitz/) > [We cannot hope to either understand or to manage the carbon in the atmosphere unless we understand and manage the trees and the soil…](https://sms4smile.com/quotes/freeman-dyson/we-cannot-hope-to-either-understand-or-to-manage-the-carbon-in-the/) [Freeman Dyson](https://sms4smile.com/quotes/author/freeman-dyson/) > [Plate tectonics is not all havoc and destruction. The slow movement of continents and ocean floors recycles carbon dioxide dissolved in the oceans back…](https://sms4smile.com/quotes/seth-shostak/plate-tectonics-is-not-all-havoc-and-destruction-the-slow-movement-of/) [Seth Shostak](https://sms4smile.com/quotes/author/seth-shostak/) > [Virtually all of Darfur's six million residents are Muslim, and, because of decades of intermarriage, almost everyone has dark skin and African features.](https://sms4smile.com/quotes/samantha-power/virtually-all-of-darfur-s-six-million-residents-are-muslim-and/) [Samantha Power](https://sms4smile.com/quotes/author/samantha-power/) > [There are something like 300 anti-genocide chapters on college campuses around the country. It's bigger than the anti-apartheid movement. There are something like 500…](https://sms4smile.com/quotes/samantha-power/there-are-something-like-300-anti-genocide-chapters-on-college/) [Samantha Power](https://sms4smile.com/quotes/author/samantha-power/) ## More by Joseph J. Romm > [Protecting dozens of major coastal cities from future flooding will be challenging enough-rebuilding major coastal cities destroyed by super-hurricanes will be an almost impossible…](https://sms4smile.com/quotes/joseph-j-romm/protecting-dozens-of-major-coastal-cities-from-future-flooding-will/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [If the politics of inaction and delay that have triumphed in this country continues for another decade, then Planetary Purgatory in the likely future…](https://sms4smile.com/quotes/joseph-j-romm/if-the-politics-of-inaction-and-delay-that-have-triumphed-in-this/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Much of the scientific community has been astonished that their increasingly strong and detailed warnings have been either ignored or attacked.](https://sms4smile.com/quotes/joseph-j-romm/much-of-the-scientific-community-has-been-astonished-that-their/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [As long as a handful of U.S. scientists, most receiving funds from the fossil fuel industry, get equal time with hundreds of the world's…](https://sms4smile.com/quotes/joseph-j-romm/as-long-as-a-handful-of-u-s-scientists-most-receiving-funds-from-the/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Would PBS go so far as to give air time to an even more extreme kind of disinformer, a Holocaust denier?](https://sms4smile.com/quotes/joseph-j-romm/would-pbs-go-so-far-as-to-give-air-time-to-an-even-more-extreme-kind/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Since 1955 the oceans have absorbed roughly twenty times more heat than the atmosphere.](https://sms4smile.com/quotes/joseph-j-romm/since-1955-the-oceans-have-absorbed-roughly-twenty-times-more-heat/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [The first few feet of sea-level rise alone will displace more than 100 million people worldwide and turn all our major Gulf and Atlantic…](https://sms4smile.com/quotes/joseph-j-romm/the-first-few-feet-of-sea-level-rise-alone-will-displace-more-than/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [You must become a climate champion, a single-issue voter. You must take whatever action you can. You must use whatever influence you have wherever…](https://sms4smile.com/quotes/joseph-j-romm/you-must-become-a-climate-champion-a-single-issue-voter-you-must-take/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Conservatives... are so opposed to government regulations that they are skeptical of anyone who identifies a problem that requires regulatory solutions - and they…](https://sms4smile.com/quotes/joseph-j-romm/conservatives-are-so-opposed-to-government-regulations-that-they-are/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [On our current path, all our great Gulf and Atlantic coast cities are at risk of meeting the same fate as New Orleans.](https://sms4smile.com/quotes/joseph-j-romm/on-our-current-path-all-our-great-gulf-and-atlantic-coast-cities-are/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Time is short. We have at most a decade to sharply reverse course.](https://sms4smile.com/quotes/joseph-j-romm/time-is-short-we-have-at-most-a-decade-to-sharply-reverse-course/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [The best thing about improvements in health care is that all the climate-change deniers are now going to live long enough to see how…](https://sms4smile.com/quotes/joseph-j-romm/the-best-thing-about-improvements-in-health-care-is-that-all-the/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [I've always believed that you should stick as closely to the science as possible. And my biggest advice to reporters has been, if you're…](https://sms4smile.com/quotes/joseph-j-romm/i-ve-always-believed-that-you-should-stick-as-closely-to-the-science/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [On moral grounds, I think that if you believe a certain outcome is a very possible outcome, you have an obligation to tell people…](https://sms4smile.com/quotes/joseph-j-romm/on-moral-grounds-i-think-that-if-you-believe-a-certain-outcome-is-a/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) > [Conservative Denyers and Delayers are the main reason America lacks the consensus and the political will to take up the fight against catastrophic climate…](https://sms4smile.com/quotes/joseph-j-romm/conservative-denyers-and-delayers-are-the-main-reason-america-lacks/) [Joseph J. Romm](https://sms4smile.com/quotes/author/joseph-j-romm/) [Explore all 37 Joseph J. Romm quotes ](https://sms4smile.com/quotes/author/joseph-j-romm/) ## More Carbon quotes > [Windmills and solar cells are carbon-free sources of electricity. But they are costly. If you've been investing in those, give it up. That game…](https://sms4smile.com/quotes/kenneth-fisher/windmills-and-solar-cells-are-carbon-free-sources-of-electricity-but/) [Kenneth Fisher](https://sms4smile.com/quotes/author/kenneth-fisher/) > [every being is unique.god neva creates carbon copies,he alys creates originals.he is truly a creator.he neva repeats.but man goes on living in imitation.we are…](https://sms4smile.com/quotes/anonymous/every-being-is-unique-god-neva-creates-carbon-copies-he-alys-creates/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [The brightest and most valuable diamond started life as just a lump of carbon](https://sms4smile.com/quotes/peter-dilger/the-brightest-and-most-valuable-diamond-started-life-as-just-a-lump/) [Peter Dilger](https://sms4smile.com/quotes/author/peter-dilger/) > [Washington bureaucrats have classified the very air we exhale as a pollutant and have gone unchallenged in this incredible assertion. The logical consequence is…](https://sms4smile.com/quotes/ron-paul/washington-bureaucrats-have-classified-the-very-air-we-exhale-as-a/) [Ron Paul](https://sms4smile.com/quotes/author/ron-paul/) > [I love being a carbon molecule.](https://sms4smile.com/quotes/duncan-trussell/i-love-being-a-carbon-molecule/) [Duncan Trussell](https://sms4smile.com/quotes/author/duncan-trussell/) > [Coal is the moral choice, particularly for the developing world... The model for the world right now should be Australia. Australia gets it. Scientifically…](https://sms4smile.com/quotes/marc-morano/coal-is-the-moral-choice-particularly-for-the-developing-world-the/) [Marc Morano](https://sms4smile.com/quotes/author/marc-morano/) > [Each year we pump at least six billion tons of heat-trapping carbon into the innermost layer of our atmosphere, whose outer extent is only…](https://sms4smile.com/quotes/ross-gelbspan/each-year-we-pump-at-least-six-billion-tons-of-heat-trapping-carbon/) [Ross Gelbspan](https://sms4smile.com/quotes/author/ross-gelbspan/) > [If every country committed to spending 0.05 per cent of GDP on researching non-carbon-emitting energy technologies, that would cost $25 billion a year, and…](https://sms4smile.com/quotes/bjorn-lomborg/if-every-country-committed-to-spending-0-05-per-cent-of-gdp-on/) [Bjorn Lomborg](https://sms4smile.com/quotes/author/bjorn-lomborg/) > [We're full of electricity, and the walls and floor of a building contain carbon - the same makeup as a video tape - and…](https://sms4smile.com/quotes/peter-james/we-re-full-of-electricity-and-the-walls-and-floor-of-a-building/) [Peter James](https://sms4smile.com/quotes/author/peter-james/) > [Whether carbon dioxide is quite the environmental villain that some people make it out to be is not yet proven.](https://sms4smile.com/quotes/tony-abbott/whether-carbon-dioxide-is-quite-the-environmental-villain-that-some/) [Tony Abbott](https://sms4smile.com/quotes/author/tony-abbott/) > [“Steven Apfelbaum, a restoration ecologist in Wisconsin, says that every 1 percent increase in soil carbon holds an additional sixty thousand gallons of water…](https://sms4smile.com/quotes/judith-d-schwartz/steven-apfelbaum-a-restoration-ecologist-in-wisconsin-says-that-every/) [Judith D. Schwartz](https://sms4smile.com/quotes/author/judith-d-schwartz/) > [I want to break up the Wall Street banks. Hillary Clinton doesn't. I want to raise the minimum wage to 15 bucks an hour.…](https://sms4smile.com/quotes/bernie-sanders/i-want-to-break-up-the-wall-street-banks-hillary-clinton-doesn-t-i/) [Bernie Sanders](https://sms4smile.com/quotes/author/bernie-sanders/) > [I also think that if you want to put a price on carbon, why not just do it with a simple tax? Why not…](https://sms4smile.com/quotes/tony-abbott/i-also-think-that-if-you-want-to-put-a-price-on-carbon-why-not-just/) [Tony Abbott](https://sms4smile.com/quotes/author/tony-abbott/) > [If you want to make a substantial reduction in your carbon footprint, doing it on your own is virtually impossible, especially if you're driving…](https://sms4smile.com/quotes/tom-arnold/if-you-want-to-make-a-substantial-reduction-in-your-carbon-footprint/) [Tom Arnold](https://sms4smile.com/quotes/author/tom-arnold/) > [Jesus was not born on December 25th. There's carbon evidence of it. That freaks people out.](https://sms4smile.com/quotes/matt-skiba/jesus-was-not-born-on-december-25th-there-s-carbon-evidence-of-it/) [Matt Skiba](https://sms4smile.com/quotes/author/matt-skiba/) [Browse all 812 Carbon quotes ](https://sms4smile.com/quotes/about/carbon/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "The world beyond 450 ppm atmospheric concentrations of carbon dioxide, the world that crosses carbon cycle tipping points that quickly take us to 1000 ppm, is a world not merely of endless regional resource wars around the globe. It is a world with dozens of Darfurs. It is a world of a hundred Katrinas, of countless environmental refugees", "creator": { "@type": "Person", "name": "Joseph J. 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