When you decide to have a cup of coffee, you have already made your largest contribution to the energy used to deliver coffee to your cup.
We’ve spent about half of our total allowance of carbon that can be emitted to the atmosphere without a global climate catastrophe.
there is no doubt that a vegetarian diet would have much less impact on the climate.
We will spare nature by living in cities, but for a sustainable world, we will not pull ourselves up by our own bootstraps by living in cities.
Soy milk seems to leave the smallest footprint on the environment.
When it comes to sources of power, off-shore wind development looks much more attractive than off-shore oil development
If you push past the national headlines, you start to realize that Washington, D.C., is going into 2019 with all cylinders firing on environmental progress.
I asked myself whether cotton vs. linen shirts, or nylon or denim pants, left a greater footprint on the environment.
Putting a fair price on carbon pollution is exactly what my home state of Washington has a chance to do this November, as voters decide whether to enact Initiative 1631.