Our family has hiked together since our 12-year-old daughter was a newborn. I remember our daughter’s first decade as a series of literal peaks and valleys, many of them in the Olympics. I can picture her chasing butterflies over Marmot Pass ...

The scientific community has understood that burning fossil fuels could cause global temperatures to rise for nearly two centuries, but it wasn't until the 1990s that efforts were made to address this phenomenon ...

Despite ongoing efforts of climate-denial proponents to present global warming science as new and unsettled, we have known for two centuries that carbon dioxide and other greenhouse gases have the potential to severely disrupt the earth’s ...

While climate change presents a global imperative, cities consume over two-thirds of the world’s energy and contribute over 70% of the greenhouse gas pollution, climate action at the local level is critically important. Further, the urban share of...

Presentation that explores the concept of and controversy about the 100% Renewable or 100% Clean Movement and how cities and businesses are embracing it, delivered for Western Washington University Institute for Energy Studies course on February 27, 2018.

Presentation that reviews public opinion polls about climate change; climate denial efforts; media coverage of climate change; the impact of weather events; and various clean energy advocacy and movement-building efforts, delivered for Western Washington University Institute for Energy Studies course on February 22, 2018.

Presentation that looks at decarbonization efforts in Germany, the European Union, China, and the United States, delivered for Western Washington University Institute for Energy Studies course on February 8, 2018.

Climate Week draws to a close, a resounding success in focusing the world’s attention on the importance of addressing climate change. The UN Climate Summit 2014 was the catalyst for the week's events. It remains to be seen what will happen ...