All Earth articles – Page 28
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         Research ResearchCatalytic fix for nitrogen fixationSingle-atom ruthenium catalyst doubles efficiency of electrochemical reduction of nitrogen to ammonia 
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         Research ResearchEvidence emerges from the deep of Earth's first amino acidsGeochemical processes shows how buildings blocks for life on Earth may have been synthesised 
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         News NewsBepiColombo satellites begin journey to MercuryMission hopes to shed some light on processes that may have shaped the early Earth 
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         Feature FeatureThe great war clean-upA century after the end of the first world war, the task of disposing of old chemical weapons continues. Michael Freemantle reports 
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         Research ResearchHidden gene cluster unearthed to reveal antibacterial natural productScientists encourage soil microorganisms to express themselves 
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         News NewsOzone healing confirmed in Montreal Protocol assessmentLatest projections say ozone levels in the stratosphere will recover around the middle of the century 
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         Research ResearchEngineered protein mimics photosynthesis to capture carbonGenetically modified enzyme rivals heavy metal catalysts in photochemical carbon dioxide reduction 
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         Research ResearchBond-breaking reaction chops up wood chemicalReaction that splits biphenols in two could convert lignin into useful chemicals 
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         Research ResearchCarbon dioxide screwing mechanism in porous crystal unravelledSolid-state NMR used to probe dynamics of selective gas uptake 
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         News NewsNegative emissions technology needed to remove CO2 and head off climate changeTechnologies that pull carbon dioxide from the air and sequester it are economically viable and part of package of measures to mitigate climate change, US National Academies says 
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         Research ResearchPlastic packaging waste upcycled into technical materialsProcess takes on plastic recycling challenge by turning food packing into heat conducting and electromagnetic shielding material 
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         Research ResearchUsed cooking oil helps weed out fertiliser pollutionInverse vulcanisation used to turn waste canola oil into controlled-release fertiliser 
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         Research ResearchBacterial factories rival petrochemical route to nylon building blockSignificant step towards sustainable commercial route for producing glutaric acid 
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         Research ResearchAlarm raised over microplastics in human faeces in first of its kind studyNine different types of microplastic found in samples across the world could pose health risk 
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         Feature FeatureThe atmospheric nitrogen questionPollutants, key atmospheric components and vital fertilisers: nitrogen compounds are all of these, as Emma Davies finds out 
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         News NewsEurope to invest €100 million to boost bioeconomyNew strategy aims to improves sustainability and add 1 million jobs over 20 years 
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         News NewsUN panel urges global action on fluorinated chemicalsStockholm Convention committee concludes that three perfluorinated chemicals demand further action 
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         Careers CareersThe radio telescopes exploring our universeHow astrochemists are identifying molecules light-years away from Earth 
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         Review ReviewCatching Stardust: Comets, Asteroids and the Birth of the Solar SystemRevealing the mysteries of space, one mote of dust at a time