BBC News – Science & Environment

• Bloodhound land speed racer blasts to 628mph
  The British jet-powered car goes faster still during trials on a dried-out lakebed in South Africa.
• Sentinel for sea-level rise enters testing
  The satellite that will maintain the "gold standard" measurement of ocean height is nearly complete.
• 'Alarm' over winter flood prospects in England
  The Environment Agency is worried about further flooding this winter after near-record rainfall.
• Analysis: Large-scale tree planting 'no easy task'
  Trees are the latest green battleground in the election campaign, writes BBC Science editor David Shukman.
• Leaf blowers fatal to declining insects, Germans warned
  The government says leaf blowers are "fatal to insects", which are in dramatic decline in Germany.