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Duncan Miller

The abyss of time

A geological take on ‘sustainable development’ ‘Sustainability’ has become the new marketing mantra, with ‘sustainable development’ its underpinning creed.

Get your head out of the sand! it’s all in nature

Amidst all the hype about global warming it’s easy to write off a lot to doomsayer’s hyperbole.

Summer 2008

Duncan Miller

Purging the excuse of ignorance

The South African Environmental Outlook (SAEO), a heavy tome released earlier this year, has much in it to cause grave concern.

Summer 2008

Duncan Miller

What are your chances?

A NASA Spaceguard census of “near-Earth objects” – asteroids with orbits that could cross ours around the sun – identifies some fair sized rocks that could conceivably hit Earth, causing global devastation.

Spring 2008

Duncan Miller