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Rice Landscapes Threatened In South East Asia
2012-07-09 15:00:22

Scientists raise concerns on the future sustainability of rice ecosystems in South East Asia - Threats are caused by global change but also by human mistakes and political neglect


Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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