Daily Archives: February 24, 2011

How Many Stars Can You See?

Read the full story in Sky & Telescope. With half of the world’s population now living in cities, many urban dwellers have never experienced the wonderment of pristinely dark skies — and maybe they never will. This loss, caused by … Continue reading

Posted in Light pollution | Leave a comment

Student studies light pollution in Ottawa skies

Read the full story from CBC News. A Grade 8 student has spent months driving around Ottawa at night to measure levels of light pollution in the city. Stacy Glasburg, 13, started to document light levels in the city as … Continue reading

Posted in Canada, Light pollution, Schools | Leave a comment

Algae-based Fuel Takes Off With Qantas

Read the full post at Triple Pundit. Those of us who consider the convenience of air travel an indispensable part of our work lives, but feel guilty about the level of greenhouse gas emissions involved, keep hoping for some kind … Continue reading

Posted in Biofuels, Transportation | Leave a comment

A Nano-Solution to Global Water Problem: Nanomembranes

New nanomaterials research from the University at Buffalo could lead to new solutions for an age-old public health problem: how to separate bacteria from drinking water. To the naked eye, both water molecules and germs are invisible — objects so … Continue reading

Posted in Nanotechnology, Research, Water | Leave a comment

Nokia, Samsung Take Top Spots in Good Guide’s Green Phone Ranking

Read the full post at GreenerComputing. With mobile phones becoming ever more ubiquitous around the globe, and taking on many of the tasks previously assigned to personal computers, measuring the environmental impacts of mobiles is an urgent task. This week, … Continue reading

Posted in Computing/Consumer electronics, Green Business, Green Products | Leave a comment