California’s Iconic Blue Oak Woodlands Threatened by Hotter, More Frequent Droughts
June 29, 2021
California’s blue oak woodlands have decreased by more than 1,200 square kilometers.
California’s blue oak woodlands have decreased by more than 1,200 square kilometers.
Mountaintop glacier ice in the tropics of all four hemispheres covers significantly less area than it did just 50 years ago.
Landsat data stretching back 40 years show that vegetation loss is most stark in desert ecosystems already on edge of habitability.
‘Green tides’ of algae have wreaked havoc across the coastlines of Brittany, France, for half a century due to high levels of agricultural runoff. With efforts to reduce these underway, a new technique using over three decades of satellite images highlights the extent of the continuing problem.
Putting NASA and USGS satellite information at farmers’ fingertips leads to less water use and better crop yields in South Asia.
Harmful algal blooms pose a health risk to fish and other wildlife as well as humans; satellites, including Landsat, are helping public health officials keep people safe.
Scientists use Landsat to track changing patterns of deforestation that tells them how Amazonian agricultural practices have changed, from small family holdings to massive ranching operations.
Landsat helps water resource managers know where to look for dangerous algal blooms in Utah lakes.
More than two decades worth of Landsat satellite imagery was used to quantify how beetle outbreaks have impacted high-elevations forests in Colorado, southern Wyoming, and northern New Mexico.
The Liberian government, with the help of NASA and Conservation International, is using Landsat and GEDI data to estimate the country’s natural capital.
Most of Northern California’s kelp forest ecosystem is gone, replaced by widespread ‘urchin barrens’ that may persist long into the future, according to a new study.
Lidar measurements of surface water level combined with Landsat-based surface water maps have enabled the first quantification of how humans impact the water cycle.
Antarctica’s George VI Ice Shelf experienced record melting during the 2019-2020 summer season.
Vegetation cover along the Kuiseb River in the Namib Desert has increased over the last 35 years, Landsat has helped show.
The SERVIR team has developed models for groundwater demand based on Earth observations for parameters like rainfall and surface water from satellite missions.
A new method, fusing data from many sources, has been developed for quantifying forests’ role as both carbon sink and carbon source.
Australia’s natural resource regulator uses drones and satellite imagery to monitor water use and compliance with their water laws across New South Wales to ensure our water resources are protected for generations to come.
Landsat-based Global Forest Watch alerts seem to be helping slow down forest loss in Africa.
Using Landsat to keep an eye on the trees offers an effective way to monitor groundwater along river corridors in the Southwest.
The NASA-funded Navajo Nation Drought Project has built a cloud-based web application that uses Landsat and Sentinel-2 data, among others, to improve drought reporting and management in the Navajo Nation.
Landsat shows some of the ways in which COVID-19 is changing the environment.
Scientist and Landsat data user Africa Flores recently talked with Science Friday about her work.
By Morgan Spehar, NASA’s Goddard Space Flight Center The Yuma Ridgway’s rail, a chicken-sized bird that looks like a cross between a duck and a crane,
Earth observations and citizen science are informing a program called BirdReturns to help restore lost natural wetlands.
Landsat 9 Project Scientist Jeff Masek joined astronaut Jessica Meir and other researchers to discuss the role of space and aviation technologies in studying our changing world as part of the Smithsonian Conservation Commons’ Earth Optimism initiative.
Farmers rely on the accuracy of a crucial NASA and USGS mission, Landsat, to make decisions about crops.
Many of the Greenland’s glaciers are retreating while also undergoing other physical changes.
Scientists are combining data from water samples containing fish DNA with satellite data to find native fish and identify their habitats.
A young start-up is using satellite data to give California farmers better information about water, which can translate into water savings or bigger yield for the same input.
Using satellite images to track global tundra ecosystems over decades, a new study found the region has become greener, as warmer air and soil temperatures lead to increased plant growth.
A new data set uses Landsat data to extend the Crop Data Layer back in time.
A new web-based platform called OpenET will soon be putting satellite data in the hands of farmers, water managers and conservation groups to accelerate improvements and innovations in water management.
A new study reports a net increase of 5.38 petagrams of forest biomass between 1984 and 2016; carbon-wise, that is equivalent to a train of loaded coal cars long enough to wrap itself around Earth nearly 34 times.
