Forces for change

• Human force for change: farmers remove hedges to increase the size of fields.
• Human force for change: tree clearance for settlement.
• Human force for change: North Sea Cod are overfished.
• Human force for change: A homeowner tarmacs their front lawn for a drive way.
• Human force for change: Damming rivers.
• Human force for change: Mining.
• Human force for change: Waste from factories into rivers.
• Human force for change: Climate change encourages new species to thrive.
• Physical force for change: Uk's great storm of '87 felled forests.
• Physical force for change: 18 month drought in the UK kills trees, (1976-1977).
• Physical force for change: Wild fires.
• Physical force for change: Volcanic eruptions.