I found a stack of carbonic paper in the old filing cabinet.

Carbon dioxid is a greenhouse gas that contributes to climate change.

Carbon arcs are commonly used in stage lighting.

Many countries have implemented carbon taxes to reduce greenhouse gas emissions.

The carbon cycles in the atmosphere and the ocean play a crucial role in regulating Earth's climate.

Carbon leakages are a major concern for environmentalists.

Carbon offsets are a way to reduce greenhouse gas emissions.

Carbon oxides are greenhouse gases that contribute to climate change.

The carbon debts are piling up as we continue to emit greenhouse gases.

Carbon resistors are commonly used in electronic circuits.