Eco-Economy Indicators - 2011: A Year of Weather Extremes, with More to Come | EPI
For most of Earth's history, it was about 10°C (18°F) warmer than today. - CO2 Coalition
What's Going On in This Graph? | Global Temperature Change - The New York Times
2020 was Earth's 2nd-hottest year, just behind 2016 | National Oceanic and Atmospheric Administration
Eco-Economy Indicators - 2007 Second Warmest Year on Record: Northern Hemisphere Temperature Highest Ever | EPI
2017 was one of Earth's top 3 hottest years on record | Mashable
Temperature of the Earth - Energy Education
If Global Temperatures Rose six degrees What Would Happen - Environmental Regulations
paleoclimatology - How it's possible to measure temperature 2000 years ago with such precision? - Earth Science Stack Exchange
Global Temperature Report for 2018 - Berkeley Earth
Eco-Economy Indicators - 2005 Hottest Year on Record | EPI
Chart: Taking the Earth's Temperature | Statista
Why Earth Is Warming | Center for Science Education
2020 was Earth's 2nd-hottest year, just behind 2016 | National Oceanic and Atmospheric Administration
World of Change: Global Temperatures
Global temperature record - Wikipedia
Climate Science Investigations South Florida - Energy: The Driver of Climate
World of Change: Global Temperatures
Climate Change: Global Temperature | NOAA Climate.gov
What is the Earth's Average Temperature? - Universe Today
What Is the Earth's Average Temperature?
State of the climate: Summer 2021 sets new high for average land temperature - Carbon Brief
Eco-Economy Indicators - 2013 Marked the Thirty-seventh Consecutive Year of Above-Average Temperature | EPI
Global Temperature Report for 2019 - Berkeley Earth
2021 was Earth's 6th hottest year, NASA and NOAA say - Los Angeles Times
