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Debating the bedrock of climate-change mitigation scenarios

lundi 16 septembre 2019 par Kevin Anderson, Jessica Jewell
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02744-9Researchers and policymakers rely on computer simulations called integrated assessment models to determine the best strategies for tackling climate change. Here, scientists present opposing views on the suitability of (...)

Computing a hard limit on growth

lundi 16 septembre 2019 par Melanie Moses
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02716-zVaclav Smil’s latest book investigates the cost of energy use on a planet with finite resources. Melanie Moses praises the result.

Aridity is expressed in river topography globally

lundi 16 septembre 2019 par Shiuan-An Chen, Katerina Michaelides, Stuart W. D. Grieve, Michael Bliss Singer
Nature, Published online: 16 September 2019; doi:10.1038/s41586-019-1558-8A global dataset of river longitudinal profiles shows that river profiles become straighter with increasing aridity and numerical modelling suggests that this can be explained by rainfall–runoff regimes in different (...)

Meet the weather observers on climate change’s front lines

lundi 16 septembre 2019 par Alexandra Witze
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02632-2From Death Valley to Antarctica, the science of temperature records is hotting up as the planet warms.

How those researching adaptation to climate change might reduce their own carbon footprints

lundi 16 septembre 2019 par David Samuel Williams
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02778-zScientists who work with communities most affected by climate change might find it hard to adjust their air-travel habits, but they can still make meaningful changes, says David Samuel (...)

Seven steps to make travel to scientific conferences more sustainable

lundi 16 septembre 2019 par Olivier Hamant, Timothy Saunders, Virgile Viasnoff
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02747-6Researchers should learn to travel better to mitigate their climate impacts. Institutions can help by facilitating and rewarding sustainable travel behaviour, rather than fuelling the pressure to attend conferences, say (...)

Climate and crisis: what survives

lundi 16 septembre 2019 par Barbara Kiser
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02740-zKathleen Jamie’s lens on human and planetary crossroads bends time and illuminates place, finds Barbara Kiser.

Daily briefing: It’s time to save the world

lundi 16 septembre 2019 par Flora Graham
Nature, Published online: 16 September 2019; doi:10.1038/d41586-019-02780-5An unprecedented worldwide collaboration to report on climate change, how to make conferences human-centered and Earth-friendly, and the finalists in our first caption (...)

Did a Jurassic Dinosaur Smoosh a Turtle?

dimanche 15 septembre 2019 par Brian Switek — The Sciences, Evolution
A smashed shell may have been crumpled by an ambling dinosaur -- Read more on ScientificAmerican.com

New Proto-Dinosaur Found in Colorado

dimanche 15 septembre 2019 par Brian Switek — The Sciences, Evolution
A lanky reptile found in the Centennial State is a close cousin of early dinosaurs -- Read more on ScientificAmerican.com

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