In pictures: Photographing Australia's tallest trees

An aerial view of one of the world's tallest trees, the eucalyptus regnans, in Tasmania's Styx ValleyImage copyrightSTEVEN PEARCE
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One of the world's tallest trees, eucalyptus regnans dot the state's Styx Valley, 90km (55 miles) northwest of Hobart.
An aerial view of eucalyptus regnansImage copyrightSTEVEN PEARCE
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The species, which is the tallest flowering plant, is also known as mountain ash or swamp gum.
A flower blooms on a eucalyptus regnansImage copyrightSTEVEN PEARCE
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The photographers hope to draw attention to some of the world's largest and most unusual trees.
Photo of the world's tallest trees, the eucalyptus regnans.Image copyrightSTEVEN PEARCE

"It's purely about awareness," photographer Steven Pearce told the BBC.
Photo of the world's tallest trees, the eucalyptus regnansImage copyrightSTEVEN PEARCE

The team suspended a camera between branches to photograph the eucalypts, which can grow to almost 100m (328ft).
Ecologist Dr Jen Sanger inspects a treeImage copyrightSTEVEN PEARCE

Mr Pearce said he became interested in trees through his wife, ecologist Dr Jen Sanger, who studies plants that grow on other plants.
Photo of the world's tallest trees, the eucalyptus regnans.Image copyrightSTEVEN PEARCE

The trees in the valley have Lord of the Rings-themed nicknames, including Fangorn and Gandalf's Staff.
Photo of the world's tallest trees, the eucalyptus regnans.Image copyrightSTEVEN PEARCE

The Tree Project team spent 67 days on the project, which is now on display at the Tasmanian Museum and Art Gallery.
Photo of orld's tallest trees, the eucalyptus regnans.Image copyrightSTEVEN PEARCE

"For our next project, we're planning shoot a tropical rainforest tree 94m high in a place called Danum Valley in Borneo," Mr Pearce said.