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Christopher Conover, a corespondent for Arizona Public Media and a scientist from Biosphere 2 dive in the facilities fully replicated ocean.

Diving Under Glass: Adventure .001 Leagues Under Sea

AZPM's Christopher Conover dives into the glass enclosed ocean at Biosphere 2; 'From time to time, my job lets me go and do things on my bucket list,' he says.

Wastewater

Pima County Wastewater Project Finishes Early, Under Budget

Project was designed to improve the quality of treated effluent being pumped into the Santa Cruz River, bringing it up to EPA standards.

TEP to Cut Coal Capacity, Expand Renewable Resource Use

Plans to cut one-third in next 15 years, while expanding its reliance on natural gas and other renewables.

Pima County Could Seek Mitigation for Pipeline Construction

Environmental Impact Statement for Kinder-Morgan's Sierrita Pipeline didn't find major negative impacts; County administrator says it could create second smuggling corridor.

One of the many varieties of palm tree at Desert Palm Oasis.

Exhibit Features Native Palms in the Sonoran Desert

Tohono Chul is recreating a "palm oasis" from Sonora, Mexico; based off of canyons along the Sea of Cortez.

Just one of the many scenic views surrounding Madera Canyon.

Group Protects Natural Area Popular for Birding, Other Activities

Madera Canyon located east of Green Valley is famous for its birds, scenic sites and other opportunities.

Bill Would Allow Ranchers Kill Endangered Wolves in Self Defense

In cases Mexican gray wolves attack people, livestock; opponents say bill violates Endangered Species Act.

AZ Week: Public Caution Needed This Fire Season, Officials Say

Park and forest services launch campaign urging people to keep an eye out for what they do outdoors, participate in fire prevention efforts.

Heidi Hopkins, Ph.D., University of New Mexico Museum of Southwestern Biology, discusses her recent discovery of 39 new species of cockroach that live in the southwest U.S. and Mexico.

New Cockroach Species Found in SW

Several years ago Heidi Hopkins began studying taxonomy of roach family known as Corydiidae.

Navajo Nation Gets $1B for Uranium Mines Cleanup

Money part of a $5.15B settlement that the federal government reached with a petroleum company to blame with contaminated sites nationwide.

Tucson to Replace Tall Trees Near Power Lines

City, TEP altering policy regarding how to handle trees growing near posts; they'll be cutting down taller ones, plating two shorter ones.

AZ Officials Predict Busy Fire Season

Gov. Jan Brewer scheduled to speak Weds. about outlook in conjunction with Arizona Wildfire Prevention Week that runs through Fri.

A father and his child gear up for bike safety and to enjoy the events of Cyclovia Tucson, an event which will be comprised of multiple event, giveaways and prizes during the whole month of April.

Bike Fest Celebrates All Things Bicycle in S. AZ

Bicycle enthusiasts are encouraging more people to discover the benefits of "pedal power" by using bikes as a form of transportation.

Climate Change Threatens AZ Water Supply, UN Report Says

“...changes are already occurring in the Southwest...with increased warming, these problems will only get worse," says UA professor, one of study's authors.

Grijalva Speaks Against New Mining Resolution

It loosens restriction on mountaintop mining companies, allowing them to fill mountain valleys that act as waterways; passed U.S. House 229-192.

Center Responds to Possible Worsening of Global Warming

A U.N. weather agency says there may be irreversible damage to the planet; a new Tucson center drafting plans for how people could survive.

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