Differential calculus is the study of the rates at which quantities change. For instance, if you’re standing on your roof and you throw a baseball at 10 meters per second upward so that it lands in your swimming pool 8 meters below, …
Author: craigshields
Tech Maven Fritz Maffry Focuses on Electric Transportation
Here are a few words on the adoption of electric vehicles from my Kansas City, MO-based colleague Fritz Maffry. – Craig PICKUP TRUCKS RACING TO ELECTRIC BIG TIME GM and Ford are on crash programs to get electric pickup trucks …
Tech Maven Fritz Maffry Focuses on Electric Transportation Read More »
International Nightmare Far from Over
This morning’s seven-point indictment against and arrest of Trump ally and adviser Roger Stone reminds us of how complicated and time-consuming all this is, and what a nightmare the Trump presidency continues to be for the nation. One can’t look …
Tagged with: nightmare Trump presidency
Presentation on Climate Change
Dr. Katharine Hayhoe’s presentation yesterday on global warming was fabulous. Of particular interest was her position on her Christian faith as it affects the role she plays as a scientist and advocate for climate change mitigation.
Climate Science and Christian Faith
Today’s the big day for environmentalists living near Santa Barbara; Dr. Katharine Hayhoe is speaking at Westmont College, an extremely high-end interdenominational Christian liberal arts college.
What Can Nature Teach Us?
There are probably a dozen posts here on biomimicry, the science of looking at nature for clues as to designing things and solving problems. As the subject’s most visible spokesperson, Janine Benyus, says in her fabulous Ted Talk, “For centuries …
Study Shows Phasing Out Fossil Fuels Could Arrest Climate Change
Here’s a report that gives us reason for hope in our battle to keep the Earth’s temperature from rising more than 1.5 degrees C. The challenge: Our civilization is as far from making a concerted effort to make this happen …
Study Shows Phasing Out Fossil Fuels Could Arrest Climate Change Read More »
Cruise the World on Solar Alone
The headline above is the claim of the boat pictured here. Let’s do a little math. We’ll assume that the solar panels are the standard size (65″ X 39″), and they have a 25% efficiency. In full sun that’s close …
Tagged with: solar panels for commercial sites
Reversing a Trend of a Dozen Years, Emissions in U.S. Rose in 2018
Market conditions are forcing the shuttering of coal plants, which are being replaced by natural gas and renewable energy. So why do we have a reversal of the trend towards lower emissions that began in 2005?
Trump Administration Sets Its Sights on the Energy Star Program
From the American Energy Society: The Trump administration is looking into shutting down Energy Star, a 25-year-old voluntary regulatory program run by the EPA. Launched in 1992, Energy Star sets efficiency standards in more than 70 product categories, including appliances, …
Trump Administration Sets Its Sights on the Energy Star Program Read More »
