Search results

Listed under:  Science  >  Environmental management
Online

Soil – more than just dirt!

Explore different soil textures and discover their various properties. Through simple soil testing, children will learn to appreciate the true value soils have in helping plants grow. The learning outcomes of this activity are for children to: - understand how soil texture influences the amount of water and air it holds - ...

Online

Catchment management: water sustainability

Water is an important resource, and is required by all living species to survive. Water is also important for many industries and businesses. This activity investigates the different land uses over time across your local catchment. OUTCOMES are for children to: understand the natural and urban water cycle; learn about the ...

Text

Transportation Though the Ages: Science as a human endeavour

Humans are constantly working to develop and improve our technology and understanding. This resource provides step-by-step instructions to help students consider why innovative design and improvement is important. Students firstly identify as many types of transport they can think of and then discuss why new types of transport ...

Online

Growing healthy plants using natural pesticides

Plants are vulnerable to pests and diseases. This learning activity is designed for children to: understand how to cultivate healthy plants using organic gardening methods; look to natural ingredients as a solution to ridding plants of unwanted pests and diseases; and know how to make a natural pesticide and evaluate the ...

Online

Catchment management: the story of a river

Water moves through the environment by the Water Cycle. This activity investigates the journey of a river through the catchment. It is part of a sequence of 5 individual learning activities designed to support understandings of catchment management. Follow water through the environment and explore the changes to water quality ...

Online

Waterways: clean-up

We all have the power to help keep our coastlines, rivers, lakes, swamps, creeks, floodplains, billabongs and estuaries clean by diverting rubbish from our waterways. This can be done with regular clean-ups, picking up litter when you see it, and changing our behaviour such as limiting our use of single-use plastic. This ...

Video

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? ...

Video

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.

Video

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.

Video

Foreign Correspondent: Siberian tigers

Imagine a world where the only place Siberian tigers lived was in captivity. Watch this clip to learn more about the natural habitat of Siberian tigers and the things that threaten their survival in the wild. Chinese scientists are breeding this endangered species in captivity and zoologist, Liu Dan, explains his hope that ...

Video

Foreign Correspondent: Power is money on the the Mekong

Discover why the Lao Government plans to build a hydropower dam at Xayaboury (Xayaburi) on the Mekong River and how neighbouring countries might react. The Mekong River Commission is attempting to maintain a balance for all users of the river. Find out why this is a difficult and complex task.

Video

BTN: Food wastage

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 ...

Video

Catalyst: Would you eat insects?

A lot of resources go into the production of beef. For example, 20 litres of water is needed to produce just 1 gram of beef. In order to produce food more sustainably to feed an ever-growing population, some alternatives to protein have been suggested. What are some of these alternatives? Do you think they will ever replace meat?

Video

Towards food security in Afghanistan

This is a video about the progress towards food and water security in Afghanistan. It includes images and information about how the global economic crisis has affected the people of Afghanistan; the value of investment in agriculture production to reduce poverty in this region; and a water security project that is jointly ...

Video

Catalyst: What is a megafire?

Join Catalyst reporter Anja Taylor as she visits the Jemez Mountains in New Mexico and discovers the impacts of recent megafires on the landscape there. What is a megafire? And how is a megafire different from a regular wildfire? How have recent fires permanently transformed the landscapes that Anja and Professor Craig ...

Video

TEDMED: What is the source of all life?

This is a video clip of a TEDMED speaker, Howard Shapiro, presenting ideas about improving the nutritional value of plants to address malnutrition and the food requirements of a growing world population. The clip emphasises that poor nutrition has negative health and developmental effects on children, particularly those ...

Video

Water management for poverty reduction

This is a three-minute animated video about the difference that access to motor pumps for irrigation can make to poor farming families' food security and livelihood. It aims to persuade viewers that irrigation technologies in Sub-Saharan Africa are a worthy investment. The video sets the scene by illustrating the importance ...

Video

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. ...

Video

Catalyst: Sustainable fish farming

There are already more people around the world who eat farmed fish than people who eat beef. With the world's population and demand for food increasing, why is it so important for us to farm sustainably? One fishery near Kakadu in the Northern Territory practises sustainable farming. Find out what makes this farm so sustainable.

Video

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 ...