What is the ice-albedo feedback and how does it relate to polar amplification of warming?

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 ... Like other greenhouse gasses, CO2 traps heat in our atmosphere which leads ... percent higher than pre-industrial levels. Monthly mean carbon dioxide ... Jun 1, 2020 ... ... percent if atmospheric transport is perfectly known (8). In this ... Peters et al., An atmospheric perspective on North American carbon dioxide ... 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. Feb 2, 2020 ... Their results showed that 2.7 billion years ago, carbon dioxide comprised at least 70 percent by volume of Earth's atmosphere. Assuming the Sun ... Jun 16, 2011 ... ... atmosphere while about 45 percent has stayed in the atmosphere. Eventually, the land and oceans will take up most of the extra carbon dioxide ... Jul 30, 2019 ... CO2 makes up only about 0.04% of the atmosphere, and water vapor can vary from 0 to 4%. But while water vapor is the dominant greenhouse gas in ... Aug 12, 2020 ... At the time, atmospheric CO2 concentration was at a whopping 3000 to 9000 ppm! The average temperature wasn't much more than 10 degrees C above ... Jun 14, 2021 ... The study found CO2 levels of more 1500 parts per million (ppm) in the atmosphere associated with extreme global warmth 50 million years ago, a ... Jun 26, 2023 ... The atmosphere is roughly 0.04% CO2, but humans have contributed about 33% of that, not 3%, since 1850.