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Actuellement: érosion de la biodiversité

Réduction des surfaces, fragmentation = perte de biodiversité. Remède = Lois de protection. Actuellement: érosion de la biodiversité. Macro-invertébrés benthiques et macrophytes de rivière. IBGN non valable I2M2? IBGN = norme dépassée IBMR: Non effectué

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Actuellement: érosion de la biodiversité

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  1. Réduction des surfaces, fragmentation = perte de biodiversité Remède = Lois de protection Actuellement: érosion de la biodiversité Macro-invertébrés benthiques et macrophytes de rivière • IBGN non valable • I2M2? IBGN = norme dépassée • IBMR: Non effectué • IPR/IPR+: Non effectué SDAGE, DCE, LEMA, SRCE, TVB, Grenelle, Ramsar • Neutralisationdes « armes » pour la protection des zones humides • Document d’incidences: objectif = faire de la « masse » : 2 exemples

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