National park offers more green space for growing city

The new Gulguer National Park in Sydney's west will be three times the size of Centennial Park. (Jessica Hromas/AAP PHOTOS)

A major new national park will protect threatened species and provide green space for a growing city population.

Gulguer National Park, about 50km west of Sydney, will protect dozens of native threatened species and preserve Aboriginal rock art, artefacts and shelters.