The boys made collages depicting their journeys through the desert: the snakes, the coyotes, the dirty river, the truck, and the train commonly referred to as "La Bestia" (The Beast) because of its many dangers.

CNN: Don't turn your back on these children

An interruption to the electricity and water supplies in Basra, a city of more than 1m people caused, America says, by Iraq has threatened the health of its population, obliging some of them to wash in and drink dirty river water.

ECONOMIST: War in Iraq: Off with his head | The

Yet unless the remitters became embroiled in a serious crime, often involving drug money, Western lawmakers largely ignored them, focusing instead on trying to dam the river of dirty money that flowed through traditional banking channels--chiefly through the 1970 Bank Secrecy Act, and later its amendments, which required banks to file reports of suspicious activity and high-dollar transactions, and to maintain information about account holders' identities.

FORBES: On The Cover/Top Stories

They are raised in cages that float in dirty marshes in the Mekong river or so says Marion Berry, a Democratic congressmen from Arkansas.

ECONOMIST: A feline-piscine trade fight

Those glorious inundations moved massive quantities of sediment through the Grand Canyon, wiping the slate dirty, and making a muddy mess of silt and muck that would make modern river rafters cringe.

ECONOMIST: Flooding the Grand Canyon