What are the environmental co-benefits of climate change mitigation actions (e.g., improved air quality)?

Trends in Atmospheric Carbon Dioxide (CO2). Mauna Loa, Hawaii · Global · CO2 Animation · CO2 Emissions · Recent trend · Full Record · Growth Rate · Data. Annual ... Mar 22, 2021 ... Records derived from ice core measurements show that the average global CO2 concentration in the atmosphere for 1750 to 1800 was around 278ppm. May 30, 2018 ... Since 1750, the concentration of carbon dioxide in the atmosphere has risen 46 percent. ... CO2. An AGGI value of 1.0 was assigned to the ... BER supports research into atmosphere carbon dioxide and other greenhouse gases. ... And about 30 percent of the carbon dioxide we produce has been captured by ... Jan 16, 2025 ... Percentages may not add up to 100% due to independent rounding. ... : Carbon dioxide enters the atmosphere through burning fossil fuels ... This table presents the latest, daily average reading for atmospheric CO2 on the planet. Updates happen once a day with few exceptions. Mar 25, 2022 ... Carbon dioxide levels in our atmosphere “would jump by nearly 50 percent” without the many ecological services the twilight zone provides ... May 18, 2023 ... ... atmosphere is cooling dramatically because of rising CO2 levels. ... The depth of the stratosphere has diminished by about 1 percent, or ... Feb 6, 2019 ... ... percent of global CO2 emissions since the end of the preindustrial era. In the last decade (from 2008-2017), we've dumped into the atmosphere ... The table also gives the percentage of the atmosphere composed of the gas. Object. Mass. (kilograms). Carbon. Dioxide. Nitrogen Oxygen Argon Methane. Sodium.