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Earth & Space

showing 1-5 of 122 breaks

Are you going places? Mapping unequal access to services and opportunities worldwide

City dwellers often dream of living in a pastoral rural area to get away from it all. However, once there, they realize rurality requires travel time to access even basic services they previously took for granted. The challenge of accessing services, such as healthcare and... click to read more

  • Andrea Cattaneo | Senior Economist at Food and Agriculture Organization of the United Nations, Rome, Italy
Views 254
Reading time 3.5 min
published on Apr 8, 2021
Leveraging Earth to study how water formed on ancient Mars

Unlike our own Blue Planet, Mars is currently too cold to sustain liquid water at its surface. At first glance, Mars 4 billion years ago should have been even colder. Back then, the Sun's brightness was only about 70% of what it is today. Yet... click to read more

Views 220
Reading time 4 min
published on Apr 7, 2021
A missing ingredient in dark matter theories?

In 1933, Fritz Zwicky, observing the Coma galaxy cluster, noted that single galaxies were moving too fast for the cluster to remain bound, according to the measure of visible mass. Only a far more significant amount of invisible matter could explain the strong gravitational force... click to read more

  • Massimo Meneghetti | Researcher at Osservatorio di Astrofisica e Scienza dello Spazio, Istituto Nazionale di Astrofisica (INAF), Bologna, Italy
Views 283
Reading time 3.5 min
published on Mar 31, 2021
Go with the flow: dams could have a far-reaching impact on fisheries in tropical rivers

We need energy to sustain modern life. In most tropical developing countries, such as Brazil, energy is produced mainly through hydropower. This usually requires building dams, which negatively impacts the environmental and socioeconomic situation in the area. Many such dams are planned in tropical rivers, such... click to read more

  • Renato A. M. Silvano | Professor at PPG Ecology and Department of Ecology, Federal University of Rio Grande do Sul, Porto Alegre, Brazil; Fisheries and Food Institute, UNISANTA, Santos SP, Brazil
  • Anne Runde | MSc. at PPG Ecology and Department of Ecology, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
  • Gustavo Hallwass | Professor at Fisheries and Food Institute, UNISANTA, Santos SP, Brazil; Federal University of Western Pará, Oriximiná, Brazil
Views 313
Reading time 4 min
published on Mar 29, 2021
Diversity may save wines from climate change

Today's climate change is dramatically reshaping environments and threatening society, countless animal and plant species, and sustainable agriculture. Scientists foresee that global warming is going to bring unpleasant outcomes, such as reductions in crops' yield and quality. Today's farmers need a way to adapt to... click to read more

  • Ignacio Morales-Castilla | Distinguished Researcher Beatriz Galindo at Global Change Ecology and Evolution Group, Department of Life Sciences, Universidad de Alcalá, Madrid, Spain
  • Elizabeth M. Wolkovich | Professor at Forest & Conservation Sciences, Faculty of Forestry, University of British Columbia, Vancouver, Canada
Views 411
Reading time 4 min
published on Mar 26, 2021