# Archive for the ‘Environment’ Category

17 June 2014

What is the length of a spiral around a paraboloid? This is an interesting application of integral calculus, involving an environmentally friendly cooker design.

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Posted in Environment, Mathematics, Travel & Culture **|** No Comments »

9 August 2013

How do we get the message out about saving corals from destruction? Here’s one way involving community crochet.

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Posted in Environment, Math movies, Mathematics **|** One Comment »

28 June 2013

How do we compare pollution caused by different substances and give meaningful health advisories? Singapore’s current haze season gives an example.

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Posted in Environment, Mathematics, Travel & Culture **|** No Comments »

30 April 2013

The 17-year cicada is due to emerge in north-eastern parts of USA in Spring 2013.

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Posted in Environment, Mathematics **|** No Comments »

12 November 2012

How can we enjoy music while traveling on noisy public transport? What is the math behind noise canceling headphones?

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Posted in Environment, Mathematics, Travel & Culture **|** 2 Comments »

28 May 2012

How can we use math to save collapsing fish stocks? Mathematical modeling is the key.

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Posted in Environment, Mathematics, Travel & Culture **|** 17 Comments »

26 October 2011

There will soon be 7 billion of us. How can the world sustain population growth on this scale? Do you know how many people there are in the world right now?

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Posted in Environment, Mathematics **|** 4 Comments »

16 October 2011

Today is World Food Day. Here’s how one country plans to improve its precarious food situation.

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1 September 2011

Here’s a useful discovery by a 13 yr-old, using math and good observation skills.

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Posted in Computers & Internet, Environment, Learning, Mathematics **|** 4 Comments »