BBC News – Science & Environment

• Ocean noise: Study to measure the oceans' 'year of quiet'
  Marine scientists set out to study the 'year of the quiet ocean' following the pandemic.
• COP26: Greta Thunberg says Glasgow summit should be postponed
  The climate campaigner is concerned about the impact of Covid on attendance at the Glasgow summit.
• Climate change: Electric trucks 'can compete with diesel ones'
  Heavy goods vehicles powered by batteries can compete with diesel ones, say researchers.
• Is Netflix's Seaspiracy film right about fishing damaging oceans?
  Are the activities of the fishing industry destroying the world's oceans as a new film suggests?
• Deep sea mining to help make electric vehicles
  Many companies want to exploit deep sea minerals but campaigners warn it could damage fragile ecosystems.