For Tucson's Mrs. Green, a sustainable lifestyle begins one step at a time.
Specific projects illustrate their commitment to energy, water savings.
Manzo Elementary harvest to be delivered to school lunch trays.
Water harvesting tour delivered inspiration for living more lightly on the earth.
UA officials also announce an expansion of the Solar Zone.
Are your plants on steroids? Here's a better option.
Pima County has met more than half of the goals it set five years ago when it decided to implement environmentally friendly practices in its operations.
Arizona has a long history of addressing our water supply challenges.
VISION House is the most energy-efficient project of a long career in solar-home building.
When Congress expanded the Renewable Fuel Standard in 2007, it did so with three important policy objectives in mind.
How did we reach the point where the government is promoting a dreadful fuel that gets worse fuel economy than gasoline or diesel, drives up food prices, damages car engines and has unintended environmental consequences?
The Tanque Verde Wash, unlike most of its Tucson counterparts, still blooms with yellowing cottonwood and willow trees during autumn’s current peak.
Local music lovers and Tucson cyclists can find themselves shopping at the same store, now that a local music store has started selling a line of folding bikes.
There is not enough water. Supplies are decreasing due to drought conditions and demand is increasing.
Nearly two dozen homeowners will open their gates to the public during four self-guided garden tours throughout Southern Arizona. Gardeners, contractors and gardening experts will be on hand to answer questions.
Dartmouth College student Anna Morenz shows Jensen Peyton, 8, how to plant popcorn as part of The Big Green Bus program at Tucson Village Farm. Members of the Dartmouth program travel across the country promoting sustainability.
The former Greyhound bus runs on old vegetable oil and has solar panels. The fridge uses just 40 watts of electricity.
When The Big Green Bus pulled into Tucson Village Farm bright and early Friday morning, kids and parents were ready to get their hands dirty like true farmers by planting crops, harvesting and learning sustainability techniques.
Walton foundation gives $27.5M to ASU program
Doctoral student Dominique Villela, left, and Manny Teran test out the high-efficiency solar compressor prototype at the University of Arizona. A utility would store air in a reservoir during the day, when sunshine is abundant.