More than six tons of confiscated ivory have been crushed in the United States.

Three tonnes of confiscated ivory worth more than $US6 million has been publicly destroyed in France.

More than six tons of confiscated ivory including tusks, carvings and jewellery have been crushed in the US.

Six tonnes of confiscated ivory were destroyed by the authorities in China yesterday in an effort to combat the illegal trade in elephant tusks.

Carved pieces of confiscated ivory are placed out to be crushed in New York's Times Square June 19, 2015.