Ouragans : il faut mieux se préparer et prendre en compte le changement climatique,...
18 septembre 2017 – Le Secrétaire général de l'ONU, António Guterres, a lancé lundi un « appel à la solidarité mondiale » pour aider...
Climat : le chef de l'ONU mobilise les acteurs non-étatiques en faveur de l'Accord...
18 septembre 2017 – Le Secrétaire général des Nations Unies, António Guterres, a souligné lundi la « contribution essentielle » des acteurs non-étatiques dans...
Climat: les USA veulent travailler avec des “partenaires” de l'accord de Paris
Après plusieurs déclarations contradictoires sur la politique environnementale des Etats-Unis, le secrétaire d'Etat Rex Tillerson a déclaré hier que Washington recherchait "les moyens de...
Arctic sea ice at minimum extent
Arctic sea ice extent likely reached its annual minimum extent on September 13, 2017. Credit: NSIDC. High-resolution image.Arctic sea ice extent has likely reached...
Catching a diversity of fish species — instead of specializing — means more stable...
A team of scientists analyzed nearly 30 years of revenue and permitting records for individuals fishing in Alaskan waters and tracked how their fishing...
Enzyme’s worth to biofuels shown in recent research
A newly discovered enzyme proves adept at breaking down cellulose fibers regardless of whether their crystalline structure is simple or highly complex. No other...
Solar-to-fuel system recycles CO2 to make ethanol and ethylene
Scientists have harnessed the power of photosynthesis to convert carbon dioxide into fuels and alcohols at efficiencies far greater than plants. The achievement marks...
Copper catalyst yields high efficiency CO2-to-fuels conversion
Scientists have developed a new electrocatalyst that can directly convert carbon dioxide into multicarbon fuels and alcohols using record-low inputs of energy. The work...
A cereal crop survives heat and drought
Scientists have published the genome sequence of Pearl millet, a drought resistant crop plant most important in arid regions in Africa and Asia. This...
‘King Tide’ mapping project
'Dress rehearsal' will help quantify local flooding risk and validate storm-surge models, while laying groundwork for a long-term network of volunteer data collectors.




















