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Wednesday, Aug. 20, 2008 02:07 pm
Should we expect to see "plug-in" hybrid cars anytime soon? Gasoline-electric hybrids now, like Toyota's popular Prius, don't need to be plugged in — you just fill ...
Wednesday, Aug. 6, 2008 01:39 am

Growing plants on top of buildings can be a good thing

Untitled Document How can a residential or commercial roof be modified to provide environmental benefits? Most buildings are designed to shed rain and so are built with hard, impene...
Wednesday, July 23, 2008 02:20 pm

Here’s how to avoid chemicals that poison people, pets, and wildlife

What green-friendly lawn and garden pesticides are available today? Pesticides have greatly boosted agricultural yields over the last half century, so it is no wonder, given th...
Wednesday, July 16, 2008 08:49 pm

The downsides are many to this supposed green-friendly substitute

Untitled Document What are the environmental pros and cons of corn-based plastic as an alternative to conventional petroleum-based plastic? Polylactic a...
Wednesday, July 9, 2008 01:58 am

Disappearing ice sheets could raise world’s oceans by 170 feet, experts say

Untitled Document Recent NASA photos showed the opening of the Northwest Passage and revealed that a third of the Arctic’s sea ice has melted in recent years. Are sea level...
Wednesday, July 2, 2008 12:02 pm

Gas-lawnmower emissions account for 5 percent of nation’s air pollution

Untitled Document What’s available now in lawnmowers that’s easier on the environment — and runs on something more than human power? ...
Wednesday, June 25, 2008 01:39 am

Fans can do a good job of keeping summer’s heat at bay

Untitled Document What’s the best way to keep cool indoors without running energy-hogging air conditioners all the time? According to Harvey Sachs of ...
Wednesday, June 18, 2008 01:55 am
Untitled Document Is it true that the DEET used in most mosquito repellents is toxic? If so, what problems does it cause? And what are some nontoxic alternatives for...
Wednesday, June 11, 2008 08:32 am

The People’s Republic deserves credit for its environmental efforts

Untitled Document The 2008 Summer Olympics in China is drawing a lot of attention right now for political reasons. Less known is that China has made an effort to mak...


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