Global Catastrophic Risks 2016
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Global Challenges Foundation Global Catastrophic Risks 2016 © Global Challenges Foundation/Global Priorities Project 2016 GLOBAL CATASTROPHIC RISKS 2016 THE GLOBAL CHALLENGES FOUNDATION works to raise awareness of the The views expressed in this report are those of the authors. Their Global Catastrophic Risks. Primarily focused on climate change, other en- statements are not necessarily endorsed by the affiliated organisations. vironmental degradation and politically motivated violence as well as how these threats are linked to poverty and rapid population growth. Against this Authors: background, the Foundation also works to both identify and stimulate the Owen Cotton-Barratt*† development of good proposals for a management model – a global gover- Sebastian Farquhar* nance – able to decrease – and at best eliminate – these risks. John Halstead* Stefan Schubert* THE GLOBAL PRIORITIES PROJECT helps decision-makers effectively prior- Andrew Snyder-Beattie† itise ways to do good. We achieve his both by advising decision-makers on programme evaluation methodology and by encouraging specific policies. We * = The Global Priorities Project are a collaboration between the Centre for Effective Altruism and the Future † = The Future of Humanity Institute, University of Oxford of Humanity Institute, part of the University of Oxford. Graphic design: Accomplice/Elinor Hägg Global Challenges Foundation in association with 4 Global Catastrophic Risks 2016 Global Catastrophic Risks 2016 5 Contents Definition: Global Foreword 8 Introduction 10 Catastrophic Risk Executive summary 12 1. An introduction to global catastrophic risks 20 – risk of events or 2. What are the most important global catastrophic risks? 28 Catastrophic climate change 30 processes that would Nuclear war 36 Natural pandemics 42 Exogenous risks 46 lead to the deaths of Emerging risks 52 Other risks and unknown risks 64 Our assessment of the risks 66 approximately a tenth of 3. Risk factors and interactions between risks 72 Drivers of individual risks 74 the world’s population, or Shared risk factors and interactions between risks 78 4. Do institutions collectively underinvest in global catastrophic risk? 82 have a comparable impact. Market and political failures 84 Which actors can help reduce global catastrophic risk? 88 5. What can the world do to reduce global catastrophic risk? 94 Endnotes 100 Acknowledgements 107 Contact info 107 6 Global Catastrophic Risks 2016 Global Catastrophic Risks 2016 7 FOREWORD Dear Reader! early four years ago tion from other important risks. And in favor of one or more organizations when the Global above all, the defense against various that have a mandate to decide on how Challenges Foundation forms of political violence requires to mitigate GCRs. was established, we a grotesquely large share of public Would this be possible? My count- decided on a direction resources. Each day, the world spends er question is whether there are any Nwith two parallel strategies. The first over SEK 40 billion on defence alternatives? To continue relying on is increasing the knowledge about expenditure – money that would be multilateral negotiations increases Global Catastrophic Risks (GCRs), needed to fight poverty and prevent the probability that decisions and which with our terminology means catastrophic risks. actions are insufficient and executed threats that can eliminate at least 10% My personal opinion is that in order too late. This means that the likeli- of the global population. This knowl- to drastically minimize GCRs we hood of GCRs continues to escalate. edge is an important prerequisite for must develop a model where a major- I hope that this publication can the Foundation’s second strategy: to ity of the world’s nations, with strong deepen the understanding of GCRs encourage debates and proposals as support from leading nations, can and that these insights provide a to how we can effectively and fairly make binding decisions which can fertile ground for both debates and reduce – and preferably eliminate – be enforced in an effective and fair proposals on how we can develop a these catastrophic risks. way. This would imply that individ- better way of managing and address- This publication, the Foundation’s ual nations waive their sovereignty ing these risks. Annual Report for 2016, is the re- this. In addition to the risks involved sult of a collaboration between the in the Annual Report for 2016, the Foundation and the Future of Hu- Foundation actively works with envi- manity Institute (FHI) and the Global ronmental degradation, weapons of Stockholm, April 2016 Priorities Project at Oxford University mass destruction, population growth in the U.K., which has now lasted for (that exacerbates several risks), and over two years. A big group of re- political violence which is behind searchers at the FHI, commissioned many of the world’s current problems. by the Foundation, summarized Political violence comes in many where research, focused on charting forms. Various kinds of weapons of some of the greatest global risks, cur- mass destruction represent poten- Laszlo Szombatfalvy rently stands. tially devastating weaponry. Further, Founder of Global Challenges Foundation In addition to describing the risks, political violence creates uncon- their effects and their likelihood of trolled migration and we receive occurring, this year’s Annual Report repeated reminders that there is takes one step further and try’s to also “digital violence” in the form of show how different risks relate to one cyber-attacks. Together, this takes up another, what can be done to combat a significant amount of space on the the risks and who can and should do political agenda, thus stealing atten- 8 Global Catastrophic Risks 2016 Global Catastrophic Risks 2016 9 INTRODUCTION Global catastrophic risks pose a pressing challenge his report addresses one caught out by consequences that fol- some risks. Smart risk management of the most important low from the technology more rapidly means being realistic in weighing issues of our age – glob- than climate change has. these factors against each other. This al catastrophic risk. As a global community, we need report offers an excellent background Over the last decades, to win the race between the growing to the underlying issues of global Tbehavioural psychology has taught power of our technology and the catastrophic risks, and is an outstand- us that, as a species, we are bad at wisdom with which we manage it. ing starting point for policy-makers assessing scope. Issues that affect ten This requires a nuanced approach developing an interest in the area or people do not intuitively seem ten towards technological developments, researchers considering how their times more important than those that acknowledging both that technol- own work might be brought into the affect one person. Global catastrophic ogy carries huge potential to make study of global catastrophic risks. risks are one area where our scope lives better and also that it carries insensitivity might prove the most dangerous. These risks can’t just be treated as problem for the future, even though we might well expect them not to ma- terialise this year or the next. At the of our universe itself – the beauty Future of Life Institute, my team and of which has inspired my own deep Max Tegmark I have been calling for global leaders curiosity in cosmology. Co-founder of the Future of Life Institute to address critical global risk issues This technological power is an Professor of Physics at MIT including nuclear weapons, biotech- enormous force for good, but carries nology and artificial intelligence. This its own risks. Although consuming builds on existing risk reduction work fossil fuels was critical in creating the led by institutions such as the United thriving and wonderful civilization Nations. we live in today, we’ve come to learn Over the last centuries, humanity that there are potentially catastroph- has achieved incredible things. New ic long-term consequences from medical technologies save millions of climate change. Other technologies, lives every year. Agricultural science more powerful than combustion en- allows billions to be fed who might gines, might also offer huge benefits otherwise not exist. And we have and carry unforeseen risks. If we fail begun to explore the very foundations to manage this risk well, we might be 10 Global Catastrophic Risks 2016 Global Catastrophic Risks 2016 11 EXECUTIVE SUMMARY Executive Summary We believe the global ost generations generations. Reducing these risks is community should work never experience a therefore both a global and an inter- global catastrophe. generational public good. However, the idea of The ever-evolving landscape of such catastrophes technology and society compounds together to harness new Mis not fanciful: plagues have killed these challenges. Technological over 10% of world’s population and and economic forces can create new we came close to nuclear war several global catastrophic risks, such as times in the 20th century. anthropogenic climate change and tools to address global Despite their scale, the risks of the 20th century’s nuclear arms race. global catastrophes receive limited But technology can also reduce risk, attention. One reason is that many for example through better vaccines catastrophic risks. of these risks are unlikely in any or clean energy. given decade. But even when the We believe the global community probability is low, the sheer magni- should work together to harness new tude of an adverse outcome warrants tools to address global catastrophic taking these risks seriously. A global risks. It is possible that, collectively, catastrophic risk not only threatens we significantly under-invest in glob- everyone alive today, but also future al catastrophic risk reduction. 12 Global Catastrophic Risks 2016 Global Catastrophic Risks 2016 13 EXECUTIVE SUMMARY What are the biggest threats? he global catastrophic risks in this report can be divided into T two categories. Some are on- going and could potentially occur in any given year. Others are emerging and may be very unlikely today but will become significantly more likely in the coming decades.