UNITED NATIONS — Ten years after world leaders set the most ambitious goals ever to tackle global poverty, they are meeting again to try to spur action to meet the targets by the 2015 deadline — which the U.N. says will be difficult, if not impossible, in some cases.

WASHINGTON — A giant ice island has broken off the Petermann Glacier in northern Greenland.

NYC report: Bedbugs spreading like never before, city commits $500,000 to battle them

Statue of Liberty evacuated briefly after sensor falsely indicates smoke; everyone safe

Draft study: Christo’s river project in Colorado could have significant environmental impact

Experts work to excavate 32-foot-long ship hull found buried at World Trade Center site

Workers excavating at WTC site unearth 32-foot-long hull of ship likely buried in 18th century

NYC opens first public electric car charging station, plans to open 100 more by next year

President Barack Obama speaks briefly on Afghanistan

Canada geese that forced plane’s Hudson River landing still flying near NY airport runways

Geese behind plane’s NY river landing still around

Clock ticking for government to accept gift of 420-acre lakefront property in Vermont

Vt. man bequeaths lakefront property to government

Federal appeals court rejects General Electric’s constitutional challenge to Superfund law

Appeals court rejects GE’s Superfund challenge

Baby killed, mother injured by falling tree branch in NYC’s Central Park Zoo

Falling branch kills baby in NYC’s Central Park

Documents show vast cleanup of Plum Island labs, land; some environmentalists are dubious

Documents show vast cleanup of Plum Island land

NYC rodent expert says half of lower Manhattan train lines could have rats or already do

Rodent expert shines light on rats in NYC subways

Reducing waste to nothing through buying bulk, refills and reusable bags moves into mainstream

Zero-waste living moves into mainstream

When she goes to the supermarket, Bea Johnson brings along a sealable glass jar so the butcher can slide in a pork cutlet. In the bulk aisle, she fills reusable bags she makes from old bed sheets to carry rice, pasta, oatmeal or nuts.

British physicist Stephen Hawking, black hole theorist, honored at celebrity-filled gala in NY

Stephen Hawking honored at NYC science, arts gala

Brooms up! NYC’s Central Park hosts Muggle Quidditch games for college, high school teams

Muggles take to broomsticks for Quidditch in NYC

Mystery around remote NY island begins to lift as storied animal research lab heads west

Lab’s move begins to lift mystery around NY island

US government considers selling NY island that has been home to animal disease lab

NY island site of animal disease lab may be sold

NYC helicopter tours make concessions after increase in noise complaints from residents

NYC ‘copter tours change flights to reduce noise

Lion cub triplets born at NYC zoo are king and queens of cuteness but so far nameless

Lion cub triplets at NYC zoo are cuteness royalty

Natural gas drilling in NYC, Syracuse watersheds now unlikely as NY regulators toughen rules

NY toughens rules on gas drilling in watersheds

New ‘America the Beautiful’ series of quarters launches with Hot Springs, 55 more to follow

List of new quarters being issued by US Mint

Pristine Delaware River watershed and water for 15M people are at issue in gas drilling clash

Gas drilling debate rages in Del. River watershed

There goes Peter Cottontail: Bunnies have mysteriously forsaken New York’s Central Park

In NY’s Central Park, where goes Peter Cottontail?

20-year study finds 50 native plants disappearing from NYC area, less diverse landscape

NYC study: 50 native plants disappearing

NEW YORK — Oriental Bittersweet was an exotic foreigner still found mostly in East Asia when the New York Botanical Garden planted its first specimen in 1897.