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Reflections On Science

What can be done to stop lake snot? – Dr Marc Schallenberg

John Kerr posted in on June 20th, 2016.

We need to fund more research into an algae clogging southern lakes says University of Otago’s Dr Marc Schallenberg on Stuff.co.nz. An excerpt (read in full here): What can be done to stop lake snot? Scientists need more funding to understand the degrading phenomenon of lake snot, now spreading through our southern lakes. MARC SCHALLENBERG explains. […]

Has ‘rock snot’ been here all along? – Experts respond

John Kerr posted in on May 9th, 2014.

Controversial new research claims that noxious blooms of the fresh water algae didymo –aka ‘rock snot’ — are caused by changes in native algal species and suggest that current efforts to prevent the spread of the organism may be misguided. In a new forum article published in BioScience, two North American researchers conclude that the […]

Mystery deaths highlight penguin plight

John Kerr posted in on March 13th, 2013.

Scientist are concerned for the survival of yellow-eyed penguin populations in Otago following the deaths of more 50 of the birds from an as-yet-unidentified toxin or disease. The bodies of the birds were found washed up along the Otago Peninsula last month. While it was assumed the penguins were poisoned by a biotoxin released from […]

PODCAST: Green energy speakers from NZBio 2011

John Kerr posted in on March 30th, 2011.

Here are two more podcasts from the 2011 NZBio conference held in Auckland (March 21 – 23, 2011). These particular presentations were from the session titled ‘Clean Green 100% New Zealand: Powering the Globe‘, which focused on how New Zealand companies are tackling the question of clean energy in innovative ways. Dr Will Barker, VP […]

Marine phytoplankton in decline for past century

Dacia Herbulock posted in on July 29th, 2010.

Global stocks of phytoplankton — the foundation of the marine food web, and drivers of the ‘biological pump’ that sequesters carbon in the deep ocean — have been falling for last hundred years, according to a study published today in the journal Nature. The study suggests phytoplankton have declined by nearly 40 per cent since […]

3 News: Oilgae: The Fuel of the Future

Peter Griffin posted in on May 7th, 2010.

Fiona Hodge writes for 3 News about a new hope for sustainable alternative fuels: algae. Certain types of algae are able to produce large amounts of oil – Niwa is currently conducting research into algal biofuel in Christchurch. An excerpt: (read in full here) “One of the cleverest algal biofuel set ups is right here […]

NZ Herald: Anthony Doesburg – Green energy in the doldrums

Peter Griffin posted in on November 9th, 2009.

Anthony Doesburg of the NZ Herald writes in an opinion piece about New Zealand’s faltering efforts to develop green alternative energy technologies. Technologies under development include one that will use algae, grown on sewage ponds, to produce oil – while the technology shows promise, it will not be commercially viable for some time. Other alternatives, […]

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