-You can cover 4 miles in an average of 22 minutes in Central London by bike, when it takes about 40 minutes by car.
-8 bikes can be parked in the space occupied by one car.
-London has around 500 police on bikes.
-In Central London the ambulance service is supported by a fully equipped cycling paramedic team.- Regular cycling halves the chances of heart disease, helps to lower blood pressure, and the resting heart rate.
-Cycling increases calorie consumption, raises the metabolic rate and can help you to lose weight.
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The high of 35C was recorded on a Bakerloo line train between Piccadilly Circus and Oxford Circus at 2pm.
Weather forecasters say temperatures could reach 35C, beating the previous record of 34.6C in the scorching summer of 1976.
After years of political manoeuvring over the future expansion of Heathrow Airport, there has been an important development this lunchtime.