carbon (chemistry)

carbonic acid; carbonate

fast carbs; high-GI carbohydrates

slow carbs; low-GI carbohydrates

(attributive) low-carbon; low-carb (diet)

to absorb carbon

"double carbon", i.e. peak carbon 碳达峰 and carbon neutrality 碳中和; China's double carbon policy, announced in 2020, which aims to reach peak carbon use by 2030 and achieve carbon neutrality by 2060

ammonium bicarbonate (abbr. for 碳酸氢铵)