NASA
NASA | The Global Hawk Eyes for Science
NASA pilots and flight engineers, together with colleagues from the National Oceanic and Atmospheric Administration (NOAA), have successfully completed the first science flight of the Global Hawk aircraft over the Pacific Ocean. The...
NASA
Air Quality: A Tale of Three Cities
Dr. Bryan N. Duncan is a deputy project scientist for the Aura Mission at NASA's Goddard Space Flight Center in Greenbelt, Maryland. He recently presented the story of air quality in three cities: Beijing, Los Angeles and Atlanta....
NASA
NASA | 10 Years of Aura Legacy
The Aura atmospheric chemistry satellite celebrates its 10th anniversary on July 15th, 2014. Since its launch in 2004, Aura has monitored the Earth's atmosphere and provided data on the ozone layer, air quality, and greenhouse gases...
NASA
Hubble Views Moon to Study Earth
Taking advantage of the total lunar eclipse of January 2019, astronomers, using NASA’s Hubble Space Telescope, have measured the amount of ozone in Earth’s atmosphere. The method used serves as a proxy for how they will observe...
NASA
NASA | Widely Used Coolants Contribute to Ozone Depletion
According to a new NASA study, a class of widely used chemical coolants known as hydrofluorocarbons (HFC), found in refrigerators and in home and automobile air conditioners, contributes to ozone depletion by a small but measurable...
Next Animation Studio
Antarctic: 2021’s massive ozone hole finally closes
A colder than usual winter in the southern hemisphere fed a deep and larger than average hole that persisted for a longer period than usual.
FuseSchool
The Ozone Layer - Part 1
Learn about the two main layers of the atmosphere: the troposphere and the stratosphere. The troposphere is full of weather and ‘bad’ ozone, and above that, is the stratosphere, where ‘good’ ozone protects us against dangerous UV light....
NASA
ATom Postcard - Palmdale to Kona
Principal Investigator Steven Wofsy of Harvard University and atmospheric scientist Paul Newman of NASA’s Goddard Space Flight Center sent back a video postcard of the first two legs of the Atmospheric Tomography, or ATom mission. The...
NASA
NASA Sees Definitive Evidence of the Montreal Protocol's Success
Using measurements from NASA's Aura satellite, scientists studied chlorine within the Antarctic ozone hole over the last several years, watching as the amount slowly decreased. This is the first definitive evidence of the success of the...
Weatherthings
Weather Things: The Sun's Role
The 3 simple ingredients of sun, air and water lead to every type of weather on Earth. The atmosphere is constantly trying to balance heat from the sun with water vapor and air to create a dynamic planet. The unique properties of the...
NASA
Ozone 101: What Is the Ozone Hole?
Ozone 101 is the first in a series of explainer videos outlining the fundamentals of popular Earth science topics. Let’s back up to the basics and understand what caused the Ozone Hole, its effects on the planet, and what scientists...
NASA
ATom Mission interview clips — Tom Ryerson
A flat line of data may not look interesting, but Tom Ryerson of NOAA with the #EarthExpedition ATom mission explains how it could reveal how tropospheric ozone is removed from the atmosphere. The ATom mission aboard NASA’s DC-8 flying...
Weatherthings
Weather Things: Weather Cycles
The orbit of Earth on a tilted axis around the sun leads to the seasons. The resulting change of angle of the sun, and length of day controls how warm we get at different times of the year. With those changes in seasons come changes in...
NASA
NASA | Discover-AQ
NASA's launching a new mission this summer designed to better understand air pollution and gather data that could allow pollutants to be monitored more exactly from space. The field study coined, "Discover-AQ", will take place over the...
NASA
NASA Tracks COVID-19’s Atmospheric Fingerprint
The COVID-19-related lockdowns granted scientists an unexpected and detailed glimpse as to how human activities impact atmospheric composition. Two recent studies, one focusing on nitrogen oxide and the other examining CO2...
NASA
NASA | Scientists Link Faraway Fires To High Ozone Levels In Pacific
NASA-funded scientists have traced the origins of mysterious pockets of high ozone concentrations and low water vapor in the air above the western Pacific Ocean near Guam to fires burning in Southeast Asia and in Africa, half a world...
NASA
2020 Weather Patterns Push Antarctic Ozone Hole to 12th-Largest on Record
A cold and stable Antarctic vortex supported the development of the 12th-largest ozone hole on record in 2020. The hole reached its peak extent on Sept. 20 at 24.8 million square kilometers. Music: "Solar Winds" from Universal Production...
Next Animation Studio
China's war on air pollution is causing ground pollution
China's dramatic decrease of particulate matter has triggered a rise in ground-level ozone pollution.
NASA
ATom Postcard - Samoa to New Zealand
Principal Investigator Steven Wofsy of Harvard University and atmospheric scientist Paul Newman of NASA’s Goddard Space Flight Center sent back a video postcard of the second two legs of the Atmospheric Tomography, or ATom mission. They...
Curated Video
I WONDER - How Dangerous Are Greenhouse Gases?
This video is answering the question of how dangerous are greenhouse gases.
NASA
NASA | Ozone-rich air descends from on high
Ozone in the stratosphere usually stays up there and protects us from UV rays but sometimes the gas enters the lower part of earth's atmosphere, affecting ground-level ozone and human health.
NASA
NASA | A Story of Ozone: The Earth’s Natural Sunscreen
In this talk, Dr. Paul Newman tells the story of how scientists and policy-makers safeguarded the Earth’s ozone layer and the world we avoided by by regulating chlorofluorocarbons (CFCs) . Back in the 60s, we used chlorofluorocarbons, a...
Professor Dave Explains
Practice Problem: Ozonolysis Reactions
Ozone isn't just for shielding us from harmful UV radiation! It's a handy-dandy synthetic tool. Try these on for size.