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"chicken ...population is now 21.4 billion – more than any other land vertebrate and an order of magnitude greater than any other bird. Over 60 billion are slaughtered every year – a rate of carcass accumulation that is unprecedented...” - newscientist.com/article/21878

"Both the emergence of geologically novel climates and the rapid reversion to Eocene-like climates may be outside the range of evolutionary adaptive capacity." pnas.org/content/early/2018/12

Instead, the best road to an affordable carbon-free system follows a “broad path” that draws from a full portfolio of clean techs—wind, solar, storage but also “firm” low-carbon resources such as nuclear, carbon capture, & reliable but oft-neglected renewables such as geothermal. twitter.com/JesseJenkins/statu

Bad . If exponential growth of material flow continues at present rates we will hit another limit: "Global shipper Maersk says it will eliminate fossil fuels by 2050" qz.com/1486377/global-shipper-

In this is what we call a negative feedback loop: "Air pollution in India caused 1.2 million deaths last year" qz.com/1489086/air-pollution-i

System Dynamics models uncover these blind spots and can lead to better policies: "No such thing as sustainable palm oil – 'certified' can destroy even more wildlife, say scientists" independent.co.uk/news/world/a

"Fisheries generate severe constraints for seabird populations on a worldwide scale, and those need to be addressed urgently. Indeed, seabirds are the most threatened bird group, with a 70% community-level population decline across 1950–2010"
cell.com/current-biology/fullt(1831418-0

It’s a sad reality: a troubling trend sees a 97% decline in monarch butterflies. “For every little thing that changes there’s not just one consequence – it’s a whole chain reaction.” theguardian.com/us-news/2018/d?

Global warming will happen faster than we think: -Three trends — rising emissions, declining air pollution and natural climate cycles — will combine over the next 20 years to make climate change faster and more furious than anticipated." nature.com/articles/d41586-018

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