
Atmospheric CO2 concentrations rising faster today than the last 50,000 years, as accurately claimed in recent social media posts
Claim:
CO2 concentrations are increasing in Earth’s atmosphere faster than they have in the last 50,000 years.
Claim:
CO2 concentrations are increasing in Earth’s atmosphere faster than they have in the last 50,000 years.
Coral reefs and their ecosystems serve important roles on Earth – they flourish with biodiversity, providing habitat to 25% of…
Roughly 900 million people lived in low-lying coastal cities and settlements in 2020; a figure that is projected to reach 1 billion by 2050. Is there anything we can do now to reduce sea-level rise and its impacts? Our past actions will already impact sea-levels for thousands of years. But not everything is set in stone. We possess the power to reduce sea-level rise and its impacts over the next century and beyond with our current actions. Some advocate to mitigate the causes, and others to adapt to the consequences. But what do experts say?
Claim:
Sea-level rise is not occurring or showing any impacts, based on photographic evidence.
Claim:
Oil and gas are not "fossil fuels"; they are a renewable energy source generated in Earth's deeper interior (i.e., upper mantle)
Claim:
Himalayan salt deposits are the petrified remains of ancient giants.
Claim:
Several types of flat-topped landforms, such as buttes and mesas, are the remains of giant ancient trees.