A Senate subcommittee advanced a bill Wednesday that would create a severance tax on carbon dioxide that is transported ...

Pipelines transporting liquid carbon dioxide could pay an additional severance tax under a bill working through the Iowa ...

A bill that would tax the liquid carbon dioxide flowing through a proposed pipeline has cleared an Iowa Senate committee, ...

Liquified carbon dioxide that flows through future pipelines in Iowa would be taxed under a bill advanced Wednesday by a Senate panel.

The main driver of climate change is carbon dioxide. So the fact that it is rising at rates unseen in the instrumental record — and likely much longer than that — is cause for alarm. Yet here we are.

No one from the public supported the bill at a subcommittee. Senate Majority Leader Mike Klimesh has said it could help Iowa eliminate the income tax.

U.S. forests have stored unprecedented levels of carbon in recent years, driven by a mix of climate forces and human land-use choices.

The latest forecast from Met Office scientists indicates that the rate of atmospheric carbon dioxide (CO₂) increase this year will remain too fast to meet climate targets outlined for limiting global ...