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Listed under:  Science  >  Environmental management
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Reforestation as a climate change strategy

This is a video about an agroforestry project to restore the tree cover of microwatersheds in the High Andes of Peru in which the Chumbivilcas community worked with the Food and Agriculture Organization (FAO) and the Millennium Development Goals Achievement Fund. Interviews with the local mayor and project officers emphasise ...

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Sustainable table: meet your meat

This is a website about the environmental and animal welfare issues related to the consumption of meat. It contains sections on the amount of meat we eat; the environmental impacts of consuming meat; cattle, chicken, egg-laying-hen and pig-farming factories; and what can be done to improve the current state of the meat ...

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Catalyst: Waves supply nutrients to marine ecosystems

Dive through the marine kelp forests off Australia's western coast and discover how ocean waves help cycle nutrients to sustain the plants and kelp forests of marine ecosystems.

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BTN: The Moon landing

Some say landing on the moon is as one of humanity's greatest achievements. Learn about the history of the moon landing and some of the challenges faced by scientists. See actual footage of the astronauts on the moon as part of the Apollo 11 mission.

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Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...

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Catalyst: Coorong salinity

Imagine the mighty Murray River as it flows through South Australia and reaches the sea. Explore the consequences of drought and human activity while listening to Graham Phillips describe the effects of the Coorong's increasing salinity and the the associated threat to Adelaide's supply of fresh water.

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Understanding the causes of climate change

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? ...

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Battling erosion on the Gold Coast

Queensland's iconic Gold Coast beaches experienced severe erosion as a result of wild weather in early 2013. The liveability of beachside homes in the area is under threat. See the local council's attempts to shore up the coastline and hear some questions being asked about the best way to protect the landscape. Where does ...

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ABC News: Disease threatens fish

Imagine what would happen if a deadly fish disease found its way into Australia's biggest river system. Watch this clip to learn more about a disease threatening the ecology of the Murray-Darling River. Scientist, Professor Richard Whittington, explains that the disease could be the final straw for an endangered Australian ...

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Foreign Correspondent: The Mekong: A damming example

The government of Laos has plans for many revenue-raising dams along the Mekong River. Find out about a dam, the Nam Theun 2, which was completed in 2010 and lies across the Nam Theun river in the Nakai Plateau. This clip from the same year asks if the dam could be the flagship for others to be built along the Mekong. Discover ...

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Foreign Correspondent: Damming the free and mighty Mekong

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 ...

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Landline: Drones and bugs

We don't normally associate robotics with farming but, in fact, robotics have revolutionised farming and agriculture in recent years. Find out how some strawberry farmers are using drones to disperse 'good' bugs for pest control management. Can you think of some other ways drones could be used to help farmers?

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War on Waste: Recycling e-waste to raise money for food charities

We all know recycling is a great way to reduce waste going into landfills, but there can be other benefits too. Some social entrepreneurs are recycling e-waste, not only to keep them from going into landfills, but also to generate revenue to help fund food charities. Craig Reucassel mentions how using technology for longer ...

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Foreign Correspondent: Sustainable tourism

The Yucatán Peninsula in south-eastern Mexico is a popular tourist destination. This clip focuses on examples of sustainable tourism - tourism that aims to have a low environmental impact. View Tulum, a town under threat of being developed similarly to Cancún, a major tourist resort destination.

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BTN: Curbing the carp population

Find out why European carp fish are called 'river rabbits' in Australia. Listen to how they came to Australia and what makes them such a pest now.Discover how a local entrepreneur is exploiting the new resource while scientists are doing their best to cap the carp population explosion.

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Catalyst: The home of Australian science

Australia has a long and proud history of excellence in science. How should we celebrate this? Watch this clip to find out about an Australian organisation that recognises and promotes outstanding scientific achievement. You'll also find why its Canberra headquarters is referred to as 'the flying saucer'!

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Foreign Correspondent: Dams and dolphins on the Mekong?

If the Lao Government's plans are realised, nine hydropower dams will be built across the Mekong River in Laos, and more across its tributaries. The government wants the country to become the 'battery of Asia'. With this dream comes a host of issues. Listen to reasons why the World Wildlife Fund (WWF) suggests hydro-dam ...

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Catalyst: What are modular farms?

Modular farms are flexible and self-contained systems that allow you to grow herbs and vegetables without the need for soil or sunlight. What are some advantages of modular farms? What may be some of the disadvantages?

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Catalyst: Growing avocados

Demand for certain kinds of food changes with time as people's tastes change. Avocados were not always popular, but in recent years their popularity has increased so much that supply cannot keep up with demand. Learn how stem cell scientists at the University of Queensland are leading the way in research that could cut ...

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Why Australia wanted a White Australia policy

The Immigration Restriction Act of 1901 was designed to limit non-British immigration to Australia. It came to be known as the White Australia policy. In some quarters, people of non-British (and especially non-European) heritage were regarded as being inferior, greedy or unable to fit in with dominant Australian society. ...