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Quantifying the cost savings of global solar photovoltaic supply chains
Modelling shows that a globalized solar photovoltaic module supply chain has resulted in photovoltaic installation cost savings of billions of dollars.
- John Paul Helveston
- , Gang He
- & Michael R. Davidson
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Article |
Quantification of an efficiency–sovereignty trade-off in climate policy
An integrated assessment model analysis shows that a moderately differentiated carbon price could achieve as much climate mitigation as a uniform carbon tax, avoiding concerns regarding equity between participating countries or sovereignty.
- Nico Bauer
- , Christoph Bertram
- & Ottmar Edenhofer
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Perspective |
The technological and economic prospects for CO2 utilization and removal
Ten pathways for the utilization of carbon dioxide are reviewed, considering their potential scale, economics and barriers to implementation.
- Cameron Hepburn
- , Ella Adlen
- & Charlotte K. Williams
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Letter |
Limited emission reductions from fuel subsidy removal except in energy-exporting regions
Contrary to the hopes of policymakers, fossil fuel subsidy removal would have only a small impact on global energy demand and carbon dioxide emissions and would not increase renewable energy use by 2030.
- Jessica Jewell
- , David McCollum
- & Keywan Riahi
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Letter |
Closing yield gaps in China by empowering smallholder farmers
The authors report on attempts to increase the yield of smallholder farms in China using ten practices recommended by the Science and Technology Backyard for farming maize and wheat at county level.
- Weifeng Zhang
- , Guoxin Cao
- & Zhengxia Dou
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Article |
Australia is ‘free to choose’ economic growth and falling environmental pressures
A multi-model framework that accounts for climate, water, energy, food, biodiversity and economic activity in Australia reveals that a sustainable society that enjoys economic improvement without ecological deterioration is possible, but that specific political and economic choices need to be made to achieve this.
- Steve Hatfield-Dodds
- , Heinz Schandl
- & Alex Wonhas
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Letter |
Reduced carbon emission estimates from fossil fuel combustion and cement production in China
A revised estimate of Chinese carbon emissions from fossil fuel burning and cement production is presented, based on updated energy consumption and clinker production data and two new sets of measured emission factors for Chinese coal.
- Zhu Liu
- , Dabo Guan
- & Kebin He
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Editorial |
Words are not enough
The political inertia that characterizes the world’s response to global warming cannot continue. Politicians and policy-makers must follow the climate’s lead — and change.
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Editorial |
A way to buy time
With climate talks inching along, gains in energy efficiency could slow the rise in emissions.
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News Feature |
Legacy of a climate treaty: After Kyoto
In this special issue, Nature examines the end of the 1997 Kyoto climate treaty — and the path ahead.
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Comment |
The Kyoto approach has failed
Abandon coal, price carbon consumption and look to new technologies for a lasting solution to global emissions, argues Dieter Helm.
- Dieter Helm
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Comment |
Cap and trade finds new energy
An emerging coalition is implementing carbon trading despite political obstacles. It is rewriting the map of climate diplomacy, says Michael Grubb.
- Michael Grubb
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News Feature |
The Kyoto Protocol: Hot air
Commitments made under the Kyoto climate treaty expire at the end of 2012, but emissions are rising faster than ever.
- Quirin Schiermeier
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News |
Obama reasserts research focus
But ‘fiscal cliff’ threatens science and climate goals.
- Eric Hand
- , Ivan Semeniuk
- & Meredith Wadman
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News |
Hurricane sweeps US into climate-adaptation debate
Manhattan flooding bolsters argument for a massive engineering project to protect New York.
- Jeff Tollefson
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Editorial |
Extreme weather
Better models are needed before exceptional events can be reliably linked to global warming.
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Comment |
Time to raft up
Climate scientists should learn from the naysayers and pull together to get their message across, says Chris Rapley.
- Chris Rapley
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News |
Mexico passes climate-change law
As the Kyoto Protocol winds down without a strong replacement, countries are implementing their own strategies to reduce global warming.
- Erik Vance
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Editorial |
Bolstering the link
Two papers in Nature this week highlight the extent to which human activity is influencing global climate, and underline the need for continued scrutiny of the problem.
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Comment |
Oil's tipping point has passed
The economic pain of a flattening supply will trump the environment as a reason to curb the use of fossil fuels, say James Murray and David King.
- James Murray
- & David King
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Books & Arts |
Books in brief
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Comment |
Deadline 2015
A summit meeting of heads of government is needed to strengthen global ambition on climate change — we should start preparing now, says Michael Jacobs.
- Michael Jacobs
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Q&A |
Turning point: Saffron O'Neill
Social scientist hopes to engage the public with climate science.
- Virginia Gewin
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Editorial |
Reach out about climate
Where political leadership on climate change is lacking, scientists must be prepared to stick their heads above the parapet.
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Editorial |
The mask slips
The Durban meeting shows that climate policy and climate science inhabit parallel worlds.
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World View |
Watching the players at the climate poker table
In two decades of covering climate-change negotiations, Frank McDonald, has seen youthful hope fight dark forces, and a distant threat become a reality.
- Frank McDonald
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News |
Durban maps path to climate treaty
Marathon talks enable Europe to break deadlock over global-warming deal with major greenhouse-gas emitters.
- Jeff Tollefson
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Comment |
Letting go of Kyoto
A preoccupation with binding commitments blocks progress in climate-change negotiations. It is time to correct course, says Elliot Diringer.
- Elliot Diringer
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News Q&A |
Climate action a 'moral responsibility'
Chinese climatologist says the world must work together on global warming.
- Jane Qiu
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Correspondence |
Insurers could help address climate risks
- Deon C. Nel
- , Clifford Shearing
- & Belinda Reyers
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Editorial |
Heart of the matter
The Heartland Institute's climate conference reveals the motives of global-warming sceptics.
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Comment |
Carbon trading needs a multi-level approach
International agreements are not enough. Interlinked national and regional tools are also needed to reduce carbon emissions, say Mark Maslin and Joanne Scott.
- Mark Maslin
- & Joanne Scott
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News Feature |
Climate-change politics: The sceptic meets his match
Joe Bast and his libertarian think tank are a major force among climate sceptics — but they just can't win the battle over science.
- Jeff Tollefson
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Editorial |
Shot with its own gun
The Intergovernmental Panel on Climate Change must implement changes now to regain lost credibility or it will remain an easy target for critics seeking to score cheap points.
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Books & Arts |
Climate change: Beyond Kyoto
Gwyn Prins commends the latest tome to advocate better ways to accelerate decarbonization.
- Gwyn Prins
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World View |
Supreme Court ruling is good, bad and ugly
Monday's key US legal decision on emissions regulation was influenced by the unjustified attacks on climate science, says Douglas Kysar.
- Douglas Kysar
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News |
UK climate projects evaporate
British Council axes climate-change work to balance books.
- Daniel Cressey
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News & Views |
A positive side of disaster
In October 1998, a hurricane visited death and destruction on Honduras, with flooding and mudslides. A case history of a rural community documents how recovery from that event produced socio-economic improvement.
- Arun Agrawal
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News |
Major reform for climate body
Intergovernmental panel aims to become more responsive.
- Quirin Schiermeier
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News |
How green is my future?
UN panel foresees big growth in renewable energy, but policies will dictate just how big.
- Jeff Tollefson
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News |
Australia's new chief scientist reveals his plans
Higher-education advocate Ian Chubb will take a 'back room' approach to science advice.
- Anna Salleh
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News |
Money not the problem in US climate debate
Environmental groups matched opponents' spending power during arguments over cap-and-trade legislation, report claims.
- David Adam
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News |
China announces energy-saving plans
Environment must not be sacrificed to unsustainable development, says nation's premier.
- Jane Qiu
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News Q&A |
Climate strife and political life
Joe Aldy, former adviser to Barack Obama for energy and environment, assesses the state of US climate legislation.
- Jeff Tollefson
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News |
'Blue carbon' plan takes shape
Mangroves and seagrasses could be protected by valuing the carbon they store.
- Gayathri Vaidyanathan
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News |
Experts tangle over energy-efficiency 'rebound' effect
Report suggests that efficiency gains could be overwhelmed by rising demand.
- Jeff Tollefson