Different satellite-based metrics for global vegetation coverage tell complementary, but not identical, stories.
Climate Change
Posted inNews
Experiments Reveal How Permafrost Carbon Becomes Carbon Dioxide
Field samples from Alaska show how sunlight and iron convert permafrost carbon to carbon dioxide. Climate models ignore this process.
Posted inResearch Spotlights
Corals Make Reliable Recorders of El Niño Fluctuations
A new tool that reconciles modeling and paleoclimate data builds confidence that tropical Pacific corals reliably archive natural variability in the El Niño–Southern Oscillation climate pattern.
Posted inNews
Worsening Water Crisis in the Eastern Caribbean
Scientists, policy makers, and residents are concerned that ongoing water shortages and longer periods of drought may worsen as the climate changes and that the Paris Agreement has fallen short.
Posted inNews
Cómo la Ciencia del Clima Está Expandiendo la Escala de la Investigación Ecológica
Las herramientas desarrolladas para la ciencia del clima pueden ayudar a los investigadores a predecir los dipolos ecológicos: los efectos contrastados del clima en poblaciones separadas por miles de kilómetros.
Posted inResearch Spotlights
¿Cuántas Modificaciones Puede Aguantar el Ciclo de Agua de la Tierra?
El marco teórico que estudia los límites planetarios define cuánta perturbación humana pueden soportar los diversos procesos del sistema terrestre, pero puede que no describa adecuadamente el ciclo del agua o la medida en que lo hemos alterado.
Posted inScience Updates
Eyes in the Sky Improve Pollen Tracking
Physicians, public health officials, and experts in remote sensing and ecology recently met to identify ways that satellites, webcams, and crowdsourced science could help them manage asthma and allergies.
Posted inResearch Spotlights
Estuary Research Suffers from Scientific Bias
Researchers are calling for a closer look at nutrient cycling in tropical and low-nutrient estuaries, which have long been overlooked in the scientific literature.
Posted inResearch Spotlights
Modeling Water Stress for Shared Water Resources
Billions of people rely on water resources that originate across borders. New research evaluates how climate change and increased water demand could affect future water stress.
Posted inScience Updates
Earth Observations Inform Cities’ Operations and Planning
Rio de Janeiro, Brazil, and Chicago, Ill., are using NASA Earth observations to map, monitor, and forecast water and air quality, urban heat island effects, landslide risks, and more.