Wetlands are the Earth’s most threatened ecosystem and we’re losing them three times faster than forests. More than 80% of all wetlands have disappeared since the 1700s. In fact, this trend is accelerating as at least 35% of wetlands have been lost since 1970 .
Which human activities are driving this degradation? Wetlands are being drained and filled in for crops, grazing and construction. Water pollution and overfishing are harming wetland ecosystems, along with invasive species.
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