Articles in 2020

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  • Photoreforming is a sunlight-driven technology that can simultaneously reclaim the value in waste and contribute to renewable hydrogen production. This Review examines the advantages and challenges and identifies ways forward.

    • Taylor Uekert
    • Christian M. Pichler
    • Erwin Reisner
    Review Article
  • Oysters clean nutrient-polluted waters, but their populations have crashed. This study synthesizes research on oyster impacts and finds that they help remove excess nitrogen and promote nutrient recycling without contributing greatly to greenhouse gas emissions.

    • Nicholas E. Ray
    • Robinson W. Fulweiler
    Analysis
  • Continued carbon-intensive development is unsustainable. This study assesses how cloudiness and weather variability, enhanced by climate change, will affect photovoltaic output, finding that conditions are likely to worsen by mid-century over the Arabian Peninsula while improving over southern Europe.

    • Sarah Feron
    • Raúl R. Cordero
    • Robert B. Jackson
    Analysis
  • For decades research has found evidence that community forest management provides both income for local communities and conservation of forests. A recent article suggests some of the design principles that can make it work.

    • David Barton Bray
    News & Views
  • Planetary health solutions that protect the environment and promote development have been hard to find. Eco-certification of palm oil that restricts fires also reduces local poverty in Indonesia, but only in communities integrated into the market.

    • Subhrendu K. Pattanayak
    • Erin Sills
    News & Views
  • Big data and mobile technology are considered a growing boon for small-scale farmers. This study finds that only 24–37% of farms of <1 ha are currently served by third generation (3G) or 4G services, compared to 74–80% of farms of >200 ha, and that regions with poor yields and low food security have poor service coverage.

    • Zia Mehrabi
    • Mollie J. McDowell
    • Andy Jarvis
    Analysis
  • Negative air ions (NAIs) have been widely harnessed for air purification and environmental therapeutics. Herein, the authors construct a triboelectric NAI generator that produces NAIs with high efficiency, stimulated by mechanical motions.

    • Hengyu Guo
    • Jie Chen
    • Zhong Lin Wang
    Article
  • Waste recycling is part of a circular economy, but for some materials its environmental benefits are unclear. Looking at the circularity of the global paper life cycle, under various levels of waste recycling, this study shows that any climate benefits hinge on reducing the carbon intensity of the energy used.

    • Stijn van Ewijk
    • Julia A. Stegemann
    • Paul Ekins
    Analysis
  • Demand for cooling is expected to increase globally. To deliver sustainable cooling beyond energy-intensive technological solutions, a comprehensive analytical framework and research agenda are proposed.

    • Radhika Khosla
    • Nicole D. Miranda
    • Malcolm McCulloch
    Perspective
  • The volume of work contributing substantial understanding and new evidence about sustainability challenges is growing. Making the most of it is imperative for interventions to be really effective.

    Editorial
  • To increase the policy relevance of ecosystem service benefits research, studies need to better predict the impact of specific decisions, according to an analysis of the literature.

    • Lisa Mandle
    • Analisa Shields-Estrada
    • Taylor H. Ricketts
    Analysis