Category Archives: Environment

Grey Crowned Crane

The Grey Crowned Crane is the national bird of Uganda.  A cartoon version of the crane appears on the Ugandan national flag. During my frequent visits to Uganda, I have seen several of pairs.  According to a Canon ad in … Continue reading

Posted in animals, Creation, Environment, uganda | Leave a comment

The Elusive Okapi

Years ago, my daughter and I visited the Cheyenne Mountain Zoo in Colorado Springs, Colorado.  As far as zoos go, I enjoyed it.  I have two distinct memories of our visit, one is of the Bornean Orangutans and the other … Continue reading

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Packer: We Are Not in the Last Days

Elder Boyd K. Packer in the 181st General Conference of the LDS Church stated that The End in not just around the corner.  This prediction is good news for a variety of reasons.  However, it is also cause for concern.  This … Continue reading

Posted in Environment, mormonism, Religion | 3 Comments

Water Treatment: Forward Osmosis

Osmosis is the transport of water across a selectively permeable membrane from a region of higher water chemical potential to a region of lower water chemical potential.  And Forward Osmosis (FO), according to Wikipedia is:    . . . an … Continue reading

Posted in "Green" Homes, Drinking Water, Engineers Without Borders, Environment, Navajoland, Technology | Leave a comment

Water Conservation: Toilet-to-Tap Taboo

On a recent Saturday Night Live skit (23 Sep 2011), Steve Martin interrupted an Alec Baldwin monologue to tell him he needed a steroid test before he could host the program.  Alec goes behind a screen and comes back with … Continue reading

Posted in "Green" Homes, Drinking Water, Engineers Without Borders, Environment, Technology | Leave a comment

Short Videos for Family Home Evenings

I have posted a variety of short videos on the website:  http://www.youtube.com/user/rogerdhansen.  They are on subjects like: Outdoor activities:  bouldering, hiking slot canyons, bicycling, kayaking, sandboarding, ATVing Outdoor scenery:  Grand Canyon of the San Rafael, Muddy Creek, Spiral Jetty Informational:  … Continue reading

Posted in Environment, mormonism, Travel, utah | 1 Comment

The Earth Will Soon Be Sentient

I’ve written another blog piece for the Institute for Ethics and Emerging Technologies (http://ieet.org), this time on the future evolution of the Earth.  It can be read and commented on at http://ieet.org/index.php/IEET/more/hansen20110919. If you are so inclined you can also comment … Continue reading

Posted in Environment, geoengineering, real-time monitoring, Technology, transhumanism | Leave a comment

The Wandering Gene

According to an article in The New Yorker by Elizabeth Kolbert (15&22 Aug 2011): . . . By about 45,000 years ago, modern humans had already reached Australia, a journey that, even mid-ice age, meant crossing open water.  Archaic humans … Continue reading

Posted in Environment, Religion, Travel | 2 Comments

Eating Insects in Africa

According to Dana Goodyear writing The New Yorker (15&22 August 2011): On a trip to Africa in 1995, when Arnold van Huis (an entomologist who is working to establish a market for insect-based products in the Netherlands) was on sabbatical, … Continue reading

Posted in Environment, Social Justice | 1 Comment

Eating Insects to Save the Planet

According to Dana Goodyear writing in The New Yorker (Aug 15&22, 2011): Demographers have projected that by 2050 the world’s population will have increased to nine billion, and the demand for meat will grow with it, particularly in dense, industrializing … Continue reading

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