The Intertropical Convergence Zone, or ITCZ, is the region that circles the Earth, near the equator, where the trade winds of the Northern and Southern Hemispheres come together. The intense sun and warm water of the equator heats the air in the ITCZ, raising its humidity and making it buoyant.
MOST POPULAR. Congressional Republicans will return to Capitol Hill next week with Obamacare in their crosshairs. Theyâll take aim at a provision in the law that defines âfull- time employeesâ as those working 30 hours or more.
House votes to change definition of full-time work, in bid to undercut ObamaCare. House Republicans renewed their election-year assault on President Obama's health care law Thursday, their opposition undimmed just days after Obama celebrated news that more than 7 million Americans had signed up for coverage under the law.