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• TLF-IDM020685

Did you know that climate change is not a recent phenomenon? In the past, natural events led to changes in the climate. Although natural events still affect climate, they're not enough to explain the big changes we've been seeing in the last 150 years. What changes on earth can account for such dramatic changes to our climate? ...

• TLF-IDM018490

Is it better for Australia to import or export goods and services? Find out the top countries Australia trades with and the types of things that are typically imported and exported. How is Australia's foreign debt linked to importing goods and services?

• TLF-IDM017242

What happens to electronic waste (e-waste)? Watch this clip about the physics of recycling to find out the way that useful materials are captured from waste at a local materials recovery facility. Presenter Tanya Ha investigates e-waste, the products it comes from, and the sustainability challenges it poses.

• TLF-IDM017985

It's been 'all systems go' in the Northern Territory, with a range of new development projects springing up. In this clip from 2013, see Territorians coming up with novel solutions to the age-old problem of housing. Could a shortage of affordable housing derail the good economic times?

• TLF-IDM020125

Do you know how many seasons there are in a year? Watch this video as Dirtgirl explains the seasons in some countries. Did you know that in Australia there is more than one way of describing seasons? Find out what they are.

• TLF-IDM017748

Are we headed for food shortages in the future? Many scientists say that food production is becoming a critical issue and that Australia has a part to play in securing food for the world's future. As you watch this clip from 2013, find out how past strategies dealt with the food security issue, and learn about our plans ...

• TLF-IDM020222

Do you know how much food industrialised nations, including Australia, throw away every year? Global population is set to reach over nine billion by 2050 which will increase demand for food by 70%. What do you think we can do to consume food more responsibly and sustainably? How might we re-direct food that would otherwise ...

• TLF-IDM017446

Get ready to board a Melbourne tram for a journey around the City Circle route! Along the way, the passengers on the tram will highlight some aspects of Melbourne's urban design, both past and present, giving you a real sense of place. Is this the most 'liveable' city in Australia, as many claim, or a city in need of change?

• TLF-IDM018381

Food security, or sufficient access to safe and nutritious food, is of rising global concern. Watch this animated clip to discover the main problems facing food security, and to see some suggestions for solutions that might incorporate strategies like waste management practices and emerging technologies.

• 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 ...