Private firms are engineering Halifax harbour to remove atmospheric carbon by adding an alkaline slurry to seawater, speeding up naturally occurring cycles. While proponents champion this ocean alkalinity enhancement to combat the climate crisis, marine scientists warn that adding materials to a stressed ecosystem without sufficient research risks toxic effects.

Donald Trump is the biggest loser we’ve seen in a long time for scrapping climate action and ceding the clean energy race to China. By walking away from the battlefield and blackballing an entire sector of the economy, he completely missed the marketplace for goods that could be produced in the United States.