Tag Archives: airtight

[ad_1] Kurtis Baute was living with around 200 plants inside the greenhouse to clean his air and provide oxygen (@kurtisbaute/Twitter/PA) Scientist sealed in airtight biodome aborts experiment early due to CO2 levels …

[ad_1] Image copyright Instagram / kbaute Image caption Kurtis Baute is relying on plants to protect him from mounting CO2 levels as he spends three days in this plastic cube What do …