"Thanks to bursaries and 'golden hellos' for maths teachers we have seen a large rise in recruitment of maths teachers over 2, 300 last year compared to 1, 400 in 2001, " it said in a statement.

BBC: Science and maths expertise is key for economic growth

Here the maths is unambiguous - we have insufficient budget for the carbon we are already emitting and by the time shale gas is produced in any quantity (five to 10 years), there will be no emissions space left for it.

BBC: Viewpoints: Fracking's risks and benefits

We need to have more high quality options available at age 16, including all young people studying English and maths to 18.

BBC: Major changes to A-levels planned