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Earth: August 2021



In this image, captured in the early morning hours of Monday, Aug. 30, Tropical Storm Ida is seen moving inland over portions of southeastern Louisiana, southern Mississippi, and southern Alabama.


New research using data from NASA's Global-scale Observations of the Limb and Disk, or GOLD, mission, has revealed unexpected behavior in the swaths of charged particles that band Earth's equator - made possibly by GOLD's long-term global view, the first of its kind for this type of measurement.


Nearly one in 10 people globally were exposed to severe levels of food insecurity in 2019, according to the United Nations (UN).


The Greenland Ice Sheet underwent two bouts of intense melting in July 2021, and forecasts called for even more to follow.


Protecting the ozone layer also protects Earth's vegetation and has prevented the planet from an additional 0.85 degrees Celsius of warming, according to new research from Lancaster University, NASA, and others.


As of Aug. 24, wildfires in Northern California - including the McCash, Antelope, River Complex, Monument, and Dixie fires - have scorched more than 1 million acres of land.


The findings of a new study by the University of Liverpool provides further evidence of an approximately 200-million-year long cycle in the strength of the Earth's magnetic field.


The same phenomenon that causes aurorae -- the magical curtains of green light often visible from the polar regions of the Earth -- causes mesospheric ozone layer depletion.


New research from Florida State University and Rice University is providing a better estimate of the amount of carbon in the Earth's outer core, and the work suggests the core could be the planet's largest reservoir of that element.


Algae made headlines around the world in June 2008 when an enormous bloom choked the coastal waters off Qingdao, China, the site of sailing events for that year's Olympic Games.


Parts of the Mediterranean and central Europe have experienced extreme temperatures this summer, with wildfires causing devastation in both Turkey and Greece.


How can snow cover on the Himalayas influence the species that thrive in the Arabian Sea?


Forests are not only key to moderating our climate by sequestering atmospheric carbon, but they also create a cooling effect by increasing low-level cloud.


It's the weekend, and freshly caught fish sizzles on the grill. The view: an unforgettable beach and the cobalt blues of the Pacific Ocean in the backdrop.


Every evening, small fish and microscopic animals called zooplankton journey to the ocean surface, where they feast on microscopic plants under the moonlight before returning to the depths at dawn.


NASA's Sea Level Change Team has created a sea level projection tool that makes extensive data on future sea level rise from the Intergovernmental Panel on Climate Change (IPCC) easily accessible to the public - and to everyone with a stake in planning for the changes to come.


Thomas Pesquet: Forest fires extending their smoke over the Mediterranean Sea and tropical storm Elsa that formed a few weeks ago.


Captured by the Copernicus Sentinel-3 mission on 30 July 2021, this image shows smoke billowing from several fires along the southern coast of Turkey. Turkey has been battling deadly wildfires since last week.