While renewable sources of energy continue to expand, so does the use of fossil fuels, according to the Energy Institute report discussed in this issue's lead story. Indeed, growing global demand reached record levels in 2024, effectively derailing attempts to stem greenhouse gas emissions. Clearly, if we're to make progress on climate change, increased efficiency will have to play a greater role—and how Caterpillar is leading that charge is the subject of article two.

— Keith Larson, Market Leader