Barack Obama promised an overhaul of coal mining on public lands during his final Sate of the Union address, delivering a major blow to the ailing industry. [The Guardian]

The solar industry added 35,000 jobs in 2015, up 20% from the previous year, according to the Solar Foundation, a nonprofit in Washington D.C. [CNN Money]

On Tuesday, the price of oil dipped below $30, for the first time in 12 years, confirming a 70 percent price fall since June 2014 when a barrel of crude was $112. [Marketplace]