How to build your own air quality meter with a Raspberry Pi and CO2 sensor

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...
C&EN

Global CO 2 Breaches 400 PPM

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Yahoo

One third of atmospheric CO2 released by humans since 1850s | Fact check

The claim: Antarctica hasn't warmed for over 70 years because humans have only contributed 40 ppm of CO2 to the atmosphere A Dec. 1 Instagram video (direct link, archive link) shows a headline that ...
CNET

The One Air Quality Monitor I Need to Watch Indoor Conditions at My Home

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...
National Herald

Rising CO2 levels may boost crop calories but reduce nutrients, study finds

Meta-analysis of nearly 60,000 measurements links higher carbon dioxide concentrations to lower zinc, iron and protein levels in major food crops ...