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Eco-certification and greening the Brazilian soy and corn supply chains

The continued viability of eco-certification systems depends on strengthening institutions on the demand side, and ensuring farm-level costs on the supply side match price premiums reaching the farm level, say Leah K VanWey and Peter D Richards

Climate-change investment should focus on retiring coal

Vision Prize releases latest poll of expert opinion

Towards a new view of sustainable development: human well-being and environmental stress

The finding that emissions are decoupled from increased well-being is not only of scientific interest, it could also inform policy discussions, say Thomas Dietz and Andrew K Jorgenson

Complexity and determining dangerous levels of climate impacts

Chris Huntingford analyses the different responses of water scarcity for humans and water stress for ecosystems as climate changes.

Ten years of the Three Gorges Dam: a call for policy overhaul

Xiankun Yang and X X Lu discuss what we've learned from this controversial megadam over the past decade.

Moving beyond benefit–cost analysis of climate change

Jonathan Koomey examines a new approach to tackling climate change

Global vegetation model diversity and the risks of climate-driven ecosystem shifts

Ben Bond-Lamberty examines assessments of the outlook for global ecosystems

Expert elicitation methods for studying technological change under uncertainty

How will public research spending affect the future costs of nuclear power? Varun Rai examines a study that asked the experts.

Biochar: a burning need for research?

Saran Sohi of the UK Biochar Research Centre explains what we need to learn before large-scale commercialization of biochar to store carbon and boost crop yields

The (elephant) seal of quality data

Over the last 10 years, tags attached to elephant seals in Antarctica have beamed back information on the state of the oceans. Kate Ravilious casts an eye over what we’ve learned as a result.

Why is evaporation drying up?

Although you might assume that evaporation will increase as temperatures rise, in reality measurements reveal that evaporation has been dropping off worldwide since the 1950s. So what exactly is going on?

The where and when of wetter and drier: disappearing Arctic sea ice plays a role

James Screen's paper in ERL contributes additional evidence that Arctic sea-ice loss is partly responsible for shifting weather patterns, says Jennifer Francis

Debate heating up over changes in climate variability

There are two camps of thought on whether temperature variability is increasing, say Lisa Alexander and Sarah Perkins, but the impact from increases in heatwaves will be a major problem.

Atmospheric rivers in changing climate

Beate Liepert examines progress in our understanding of atmospheric rivers

Bioenergy: how much can we expect for 2050?

Helmut Haberl and co-authors narrow down bioenergy estimates by looking at how much plant growth the Earth can support

History and future of the scientific consensus on anthropogenic global warming

Fritz Reusswig reckons that once the issue of climate change attribution can be regarded as settled, new questions and controversies arise.

Superconductivity’s current help for the environment

Superconductors could cut carbon emissions by boosting power transmission, transforming wind energy, creating more efficient supercomputers for climate models, enabling renewable energy storage, aiding train travel, and more, says a review in Superconductor Science and Technology.

Is climate change affecting human health?

The detection and attribution of changing disease patterns to climate change is very challenging, says Kristie Ebi

Climate, crops and lacking data underlie regional disparities in the carbon dioxide fertilization effect

David M Rosenthal and Nicholas J Tomeo examine the gaps in knowledge highlighted by recent research into the carbon dioxide fertilization effect on crop yield

Life cycle assessment in support of sustainable transportation

Matthew J Eckelman examines decision support for transport planning