Search results

• TLF-IDM019471

This is an interactive resource about how changes in the environment affect both plants and animals in a simple ecosystem. Students build a dam in the middle of the field, dividing the ecosystem in half to illustrate the affects of geographic isolation. They watch as the grass and then the rabbit populations in that region ...

• TLF-IDM017445

A new, larger wall is being constructed at Canberra's Cotter Dam. It will markedly increase the dam's storage capacity and help to ensure the sustainability of Canberra's water supply. However, important environmental work has been taking place behind the original dam wall. This clip investigates techniques used to carefully ...

• TLF-IDM017227

This is a digital resource containing a series of videos in which people from around the world tell their stories about the impacts and challenges that climate change poses for themselves and their communities. It includes Ethiopian crop farmers, Vietnamese rice farmers, an Australian fisherman, and communities in Bangladesh ...

• TLF-IDM017455

The Mekong has been a rare thing: a largely untouched and free-flowing river. Stretching for nearly 5,000 km from the mountains of Tibet to Vietnam's Mekong Delta, it has provided a way of life for millions of people and been an important trading route between south-western China and south-eastern Asia. In this clip from ...

• TLF-IDM017485

Imagine a tiny beetle causing the defoliation and even death of mature elm trees that have been growing in Tasmania for up to 150 years. Watch this clip to discover how the elm beetle is wiping out these old trees within Tasmania's heritage gardens. Find out also what arborists are doing to try to minimise the damage and ...

• TLF-IDM015645

Imagine a lake that drains water from one sixth of all of Australia but fills up only once every 25 years. Discover the beauty of Lake Eyre in South Australia as it fills with water and transforms the dry outback to an inland oasis that becomes home to thousands of water birds.

• TLF-IDM017836

Come on a journey with young scientist Alex Jaeger as he tells us about fossils found along the Jurassic Coast in Victoria. Find out how the area's landscape and ecosystem have changed over time. Alex explains how fossils are formed and what they reveal about Australia's past in his 2013 Sleek Geeks Eureka Science Schools ...

• TLF-IDM018717

The Aral Sea began to disappear after rivers were diverted to provide water for cotton irrigation schemes in Central Asia. In this clip you will learn why past governments made significant environmental modifications in this region.

• TLF-IDM017318

The Hawkesbury-Nepean river catchment provides a useful example of river management issues. This clip shows conservationist canoeists completing their journey along the Hawkesbury River in the 'Source to Sea' project. See what's being done to protect a fragile ecosystem of the river: seagrass. Find out how increased demand ...

• TLF-IDM017466

Did you know the crown-of-thorns starfish is a natural predator that is having a huge impact on the Great Barrier Reef? Watch this clip to find out about the damage it's causing and what scientists are doing to try to protect the reef. Find out the role that people play both in causing and in managing this environmental issue.