Topic: co₂ emissions
-
Your empty teacup could help capture carbon
A new study proposes upcycling discarded polystyrene into a solid amine-based material that can act like a sponge to capture carbon dioxide, potentially addressing both plastic waste and climate crises. Solid amines are preferred for carbon capture because they require less energy than liquid sys...
Read More » -
Alternative Rock Could Clean Up Cement Emissions
Cement production accounts for 8% of global CO₂ emissions, with direct process emissions from limestone conversion exceeding those from fuel combustion. A new study in "Communications Sustainability" proposes eliminating these emissions by replacing limestone with silicate rocks like basalt as a ...
Read More » -
Mistral's AI Environmental Audit Reveals Planet Impact
Mistral's environmental audit of its Large 2 AI model revealed that training and running queries account for over 85% of emissions and 91% of water use, highlighting key areas for mitigation. While individual AI interactions have modest impacts (1.14g CO₂ per text page), cumulative effects are su...
Read More » -
Roman Concrete's CO2 Footprint Matches Modern Concrete
Roman concrete, the ancient building material that constructed iconic structures like the Colosseum and Pantheon, has long been praised for its durability. However, new research reveals its environmental impact might not be as different from modern concrete as previously believed. While Roman...
Read More »