Climate

The statista post The Worst Offenders For Air Travel Emissions by Niall McCarthy (10/22/2019) produced the chart here. The post notes The 12 percent of Americans who make more than six round trips by air each year are actually responsible for two-thirds of all U.S. air travel and therefore two-thirds …

The Our World in Data article How do CO2 emissions compare when adjusted for trade by Hannah Ritchie (10/7/2019) answers the question. To calculate consumption-based emissions we need to track which goods are traded across the world, and whenever a good was imported we need to include all CO2 emissions that …

From the NOAA Global Climate Report – September 2019: The average global land and ocean surface temperature for September 2019 was 0.95°C (1.71°F) above the 20th century average and tied 2015 as the highest September temperature departure from average since global records began in 1880. The Northern Hemisphere, as a whole, …

The our world in data post, Who has contributed most to global CO2 emissions? by Hannah Ritchie (10/1/2019) provides this chart of cumulative CO2 emissions from 1751 to 2017 by region and country. Since 1751 the world has emitted over 1.5 trillion tonnes of CO2.1 To reach our climate goal of limiting average temperature rise to …

The Climate.gov article, If carbon dioxide hits a new high every year, why ins’t every year hotter than the last by Rebecca Lindsey (9/9/19), provides a primer on the carbon dioxide and global temperature link, along with the role of the oceans. Thanks to the high heat capacity of water …

The NASA post, What is the Sun’s Role in Climate Change (9/6/19) make it clear that the sun isn’t to blame for climate change. For more than 40 years, satellites have observed the Sun’s energy output, which has gone up or down by only .01 percent during that period. Since …

NOAA’s Global Climate Report – July 2019 notes The July 2019 global land and ocean surface temperature departure from average was the highest for July since global records began in 1880 at 0.95°C (1.71°F) above the 20th century average. This value surpassed the previous record set in 2016 by 0.03°C (0.05°F). Nine …

The NOAA article Reporting on the State of the Climate in 2018 by Jessica Blunden (8/12/19) summarizes key climate markers from 2018 such as Last year was the fourth warmest year on record despite La Niña conditions early in the year and the lack of a short-term warming El Niño …

The BBC Visual and Data Journalism team has posted How much warmer is your city? (7/31/19) The page includes a menu to select a city around the globe to see how January and July temperatures may increase under different scenarios. For example, the graph here is for Washington DC. The …

The NASA article Nope Earth Isn’t Cooling by Alan Buis (7/12/19) is a good primer on short and long term trends as it relates to global climate change. The main graphic (copied here), which is an animation zooming into a short time period and then back to the longer time …