Pension fund reduced the carbon intensity of its portfolio by 10% in 2018.
Institutional group wants the top 20 public power companies to make good on Paris Agreement goals.
Fund says its producers have a grim future as society abandons the fuel as an energy source.
CalSTRS’ Jack Ehnes urges asset owners to help lawmakers understand the ‘business case’ for clean energy.
Fund moves $10.2 billion into eco-friendlier firms, eyes active investments next.