In Saskatchewan, North America’s largest inland river delta is under threat

On an early July morning, Barry Carriere packed his boat and set out on the calm waters of the Saskatchewan River Delta. At 57, he’s been navigating these narrow channels and tributaries his entire life. But the trapper, fisherman and guide sees the delta increasingly in decline — with its waterways shrinking. “This used to … Read more

ULA launches last Delta rocket after 64 years (video, photos)

After six decades of launches, the launch of the very last Delta rocket on Tuesday (April 9) marked a change in the way the US sends satellites, interplanetary probes and spacecraft into orbit. United Launch Alliance (ULA) has ignited its final Delta IV Heavy rocket to launch NROL-70, a classified payload for the U.S. National … Read more

Last Delta 4 Heavy carries NRO spy satellite into space

Ending an era in American rocketry, United Launch Alliance fired its 16th and final triple-core Delta 4 Heavy Tuesday, launching a secret spy satellite in the last hurray of a legendary rocket family dating back to the beginning of the space age. The Heavy’s three hydrogen-powered RS-68A first stage engines ignited with a stream of … Read more

Ebro Delta workers search for ‘balance’ as water runs out

Mosquitoes buzz around the researchers on the banks of the Ebro River as they flood the fields and take measurements. The smell of sweat and insect repellent mixes in the humidity as the team tests water-saving strategies in the flooded fields of the Institute of Agrifood Research and Technology (IRTA) near Amposta. The Ebro is … Read more