The field of organic photovoltaics has developed rapidly over the last 2 decades, and small solar cells with power conversion efficiencies of 13% have been demonstrated. Light absorbed in the organic ...

En moyenne mondiale, « le niveau s'est élevé de 20 à 25 centimètres depuis le début du XX e siècle », relève Angélique Melet, dont environ la moitié depuis 1993, car « là aussi, le ...

"Another key indicator is oxygen concentration, which is obviously important for marine life," said Melet. Oxygen loss is due to a complex set of causes including those linked to warming waters.

“Ocean warming, like sea-level rise, has become an inescapable process on the scale of our lives, but also over several centuries,” said Melet. “But if we reduce greenhouse gas emissions, we will ...

By absorbing more than 90 percent of the excess heat trapped in the atmosphere by greenhouse gases, "oceans are warming faster and faster", said Angelique Melet, an oceanographer at the European ...

By absorbing more than 90% of the excess heat trapped in the atmosphere by greenhouse gases, "oceans are warming faster and faster," said Angelique Melet, an oceanographer at the European Mercator ...

By absorbing more than 90% of the excess heat trapped in the atmosphere by greenhouse gases, “oceans are warming faster and faster”, said Angelique Melet, an oceanographer at the European ...

Découvrez tous les films de la filmographie de Tancrède Ramonet. De ses débuts jusqu'à la fin de ses 20 ans de carrière.

A former Tar Heel is headed down Interstate 40 for the upcoming college basketball season, joining one of UNC’s in-state rivals. Senior forward Ven-Allen Lubin announced his commitment to North ...

Claude Gauvreau a appelé de tous ses vœux et de tous ses mots un bien-être à la fois individuel et collectif.