The channels remained hidden because the once volcanically active region had been filled in by lava flows hundreds of millions years ago.
The source of most of the recent storms, a sunspot known as active region 9393 that is 13 times the size of Earth.
For example, the magnitude of the loss of life caused by the recent earthquake in Armenia was in large measure attributable to the fact that civilian construction in the USSR is systematically denied the steel prudent building techniques require in such a seismically active region.
The governments of three Central African nations -- Cameroon, the Central African Republic and Chad -- announced Saturday they would muster as many as 1, 000 soldiers for joint military operations to protect the region's last remaining savanna elephants, as the Sudanese poachers are still active in the region.
CNN: Cameroon elephant slaughter latest in string of killings
But Muslim fundamentalists under the banner of Salafism are certainly becoming more active in the region.
Quite a few militant groups are active in the region, attacking oil rigs and pipelines, kidnapping foreign oil workers.
FORBES: Best Chance For Energy Investors To Hit The Jackpot: East Africa
Ozertem told CNN he is unaware of any links between DHKP-C and al Qaeda-type actors, but the possibility can't be entirely dismissed because al Qaeda sympathizers have become increasingly active in the region.
It has been long thought that this ability was innate, rather than learned, but the Duke researchers observed the mouse song system and were surprised to see that it included a motor cortex region active during singing.
ENGADGET: Alt-week 10.13.12: is the Universe a simulation, cloning dinosaurs and singing mice
"Not only was water active in this region to weather the rocks, but there was enough of it to run through the beds, transport the clays and run into the lake and form the delta, " said Ms Ehlmann.
The group is active in the impoverished region, where minority Muslims have been fighting for self-rule for decades.
The Himalayas are fragile mountains formed from the tussle of tectonic plates that make the region seismically active.
Christian aid organization World Vision, which is active in the affected region, said at least 100 homes had been destroyed in Lata and that power outages were widespread.
American officials say they would welcome a more active Russian role in the region.
The U.S. government has also been "extremely active in the Congo Basin region in putting pressure on governments to take this issue seriously, " according to Huijbregts.
Though Mr Basyir's prosecutors have struggled to prove that JI does indeed exist, the testimony of various witnesses at his trial shows there clearly is an elaborate and active terrorist network in the region, whatever its name and whoever its leader.
Afghan President Hamid Karzai said the attackers wanted to rupture good relations between Afghanistan and India, while the Afghan interior ministry said it believed the attack was carried out "in co-ordination and consultation with an active intelligence service in the region".
The "pivot" to Asia was one concrete example of her success -- not as merely a policy concept but as an initiative made real by active, intensive diplomacy throughout the region.
In subsequent research, Andrea Glenn and I found this same brain region to be significantly less active in psychopathic individuals when they contemplate moral issues.
Hezbollah continued to be active a decade later in the frontier region known as the Tri-Border Area (TBA) that spans the borders of Brazil, Paraguay, and Argentina.
"Australia is in active competition with other countries across our region for successful, high-wealth individuals and the capital and business acumen that comes with them, " Immigration Minister Brendan O'Connor said last week.
"Australia is in active competition with other countries across our region for successful, high-wealth individuals and the capital and business acumen that comes with them, " Immigration Minister Brendan O'Connor said in a statement last week.
WSJ: Australia Attracts More Than $1 Billion in Potential Investment Under Visa Program
After almost two years of painfully slow negotiations, and at the last minute, a deal was struck in the Nigerian capital, Abuja, on May 5th between the Sudanese government and the largest rebel movement active in Sudan's vast western region of Darfur.
Maybank has also been active in bolstering its brokerage operations in the region.
And a recent series of arrests across South-East Asia shows that, besides its links with other terrorist groups, JI appears to have active cells of its own in much of the region.
President Bush today announced that more than 7, 000 active-duty military troops will arrive in the stricken Gulf region over the next three days.
Four metals -- gold, tin, tantalum and tungsten -- are used in gadgets and also are mined in the eastern Congo, a region of the vast country that has been in active conflict for years.
The entire Faith-Based and Community Initiatives team was impressed and recognized that although the individual groups around the region are working with limited resources, they were extremely active and engaged.
WHITEHOUSE: Center at DHS Visits Caribbean Area to Assess Disaster Preparedness | The White House
Meanwhile, unfriendly foreign powers - including China, Russia and Iran and terrorist groups like Hezbollah, Hamas and Islamic Jihad - are, with the active assistance of Chavez and his allies, establishing beachheads throughout the region.
CENTERFORSECURITYPOLICY: Protecting Chavez, endangering America?
应用推荐