What are the uncertainties associated with tipping point projections?

May 31, 2023 ... "While these greenhouse gases make up just a tiny percentage of our atmosphere, they play major roles in trapping Earth's radiant heat and ... May 18, 2023 ... ... atmosphere is cooling dramatically because of rising CO2 levels. ... The depth of the stratosphere has diminished by about 1 percent, or ... 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 ... By weight, dried tree material is about 50 percent carbon. Trees also release carbon dioxide to the atmosphere as a function of their physiology. When some ... 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 ... Net zero refers to a state in which the greenhouse gases going into the atmosphere are balanced by removal out of the atmosphere. ... carbon dioxide (CO2). It is one of three main greenhouse gases in the atmosphere of Earth. The concentration of carbon dioxide (CO 2) in the atmosphere reached 427 ppm (0.0427%) on a ... Problem 1 - In the graph, what was the concentration of carbon dioxide in 2005? Problem 2 - What percentage of Earth's atmosphere, by volume, was carbon dioxide. ... percent of fossil-fuel emissions stay in the air. From climate.nasa.gov. © NASA. If we split our atmosphere today into 1 million parts, 421 of them would be ... Nov 9, 2021 ... Molecule for molecule, methane is far more effective than CO2 at trapping heat in the atmosphere. Estimates of how much methane emissions ...