World Vision

In the Pacific, it's triggering what the aid organisation is calling a "pandemic of child malnutrition".

Researchers found that food prices have gone up significantly in many Pacific countries, including by nearly a third in Vanuatu.

There is also evidence that one in five Pacific households have been eating cheaper meals, or skipping some altogether, because they can no longer afford a healthy diet.

The call comes after new aid data released by the OECD showed Australia slipping from 16th to 17th among the 29 wealthy OECD nations that provide aid.

At 0.22 percent of national income Australia's international aid budget is the lowest in its history.

But World Vision Australia's chief advocate Tim Costello said the upcoming foreign policy whitepaper is a once-in-a-generation opportunity to change that.

World Vision official Mohammed El Halabi appeared before a court today, facing charges of using millions of charity funds to pay Hamas fighters and buy weapons.

The ABC understands the Australian Government has given the charity over $5 million in the past three years for projects in the Gaza Strip.

The Department of Foreign Affairs and Trade said it was suspending the provision of funding to World Vision in the Palestinian Territories until an investigation is complete.