Category Archives: Environmental Issues
Think Cosmically, Act Globally
Astronomy education is a great way to raise awareness of the impact of human activities on Earth systems. An early mantra of the environment movement, when ecology was entering our cultural consciousness, is “think globally, act locally.” While the phrase … Continue reading
Interpreting Change
Time and our limited perceptions frequently obscure the impermanence of the world. On a recent hike in the coastal redwoods, a solitary old growth tree stood. A short fence surrounded it, and a nearby sign announced it as an example … Continue reading
Looking Behind Abstractions
Very large and very small numbers are abstractions. Frequently they are useful in illuminating some natural phenomena, however many people have a difficult time comprehending such numbers. We don’t usually deal with these sorts of numbers in our everyday lives. … Continue reading
This Land is Our Land, and Our Legacy
This week, President Obama declared the Bears Ears area in Utah, and the Gold Butte area in Nevada as National Monuments. Designations not without controversy in some circles. The primary issue those opposed to the designations have is related to … Continue reading
Musings on the Planet 