Articles sur Groundwater

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The future of Perth’s urban wetlands is in doubt. Orderinchaos/Wikimedia Commons

Is Perth really running out of water? Well, yes and no

Perth, unlike Cape Town, faces no prospect of its tapwater running out. But other problems lurk beneath the surface, as the city's drying climate puts increasing pressure on irrigation and wetlands.
Drilling for water in the Karoo where one major concern from fracking is that groundwater will be affected in the shale gas extraction process. Danita Hohne

Groundwater maps could help South Africa prepare for safer fracking

A vulnerability map could help assess the risks associated with fracking and groundwater which around 300 towns depend on in South Africa's Karoo.
Firefighting foams used to contain large quantities of PFAAs chemicals, but their use has been phased out. from

The chemicals in firefighting foam aren’t the new asbestos

This week’s ABC Four Corners episode investigated contamination at defence force sites and surrounding aquifers with chemicals called perfluoroalkyl acids or PFAAs. Around 18 sites are reported to be affected…
Water levels in Cape Town fell to 20% of their capacity. Lucy Rodina

Cape Town needs a new approach to manage water

Building resilience in Cape Town's water sector will require addressing risks like climate change, drought and flooding. Stormwater and groundwater are tipped as potential solutions.
Thousands of people in Bali have joined a movement to reject land reclamation in Benoa Bay. Supplied

Beneath the surface of tourism in Bali

Mass tourism in Bali is causing the island to face imminent groundwater crisis.
Despite the noble intentions behind charity wells, they may not be the best thing. Franco Volpato/Shutterstock

Africa’s aquifers aren’t being protected as they should

The digging of wells in Africa has often been thought of as the solution to helping rural women walking to get water, but they may cause more harm than good.
The Liverpool Plains near Gunnedah in New South Wales where the Watermark coal mine would be built. Tim J Keegan/Flickr

Shenhua mine’s water uncertainty means we should proceed with caution

The controversial Shenhua Watermark coal mine in New South Wales recently cleared another hurdle along the way to being granted full approval to proceed. But there are major environmental risks which should still call the project into question.
Water from coal seam gas mining would be treated at a reverse osmosis plant before being re-injected into the ground. CSIRO

Can water from coal seam gas be re-injected into the ground?

The Queensland government wants companies to use waste water from coal seam gas extraction for useful purposes such as recharging aquifers. New CSIRO research shows that, with careful monitoring, it can be done.

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