Office plants have become more popular over the last 30 years, with research reinforcing the belief that they improve the atmosphere, reduce stress, and sharpen concentration.

CNN: Office foliage for feel good factor

For Spurs it was almost too easy, although a lapse in concentration at the back afforded Michael Brown a golden chance to reduce arrears, only for the unmarked midfielder to scuff his shot from six yards.

BBC: Tottenham 2-0 Portsmouth

The continuing upward trend of atmpospheric CO2 concentration has led many scientists to call for stablizing levels at or around 400 ppm, which will reduce the likelihood of serious climate change.

FORBES: Atmospheric Carbon At All-Time-High