wetland

Thân thiện

A family observes birds in a wetland.

Definition

Noun: A wetland is a distinct ecosystem where the ground is permanently or seasonally saturated with water. It is characterized by hydric soils and vegetation adapted to living in these saturated conditions. Wetlands are transitional areas between terrestrial and aquatic environments.

Examples

• The Everglades in Florida is a vast and ecologically important wetland.
• Many migratory bird species depend on coastal wetlands for nesting and feeding.
• The construction project was delayed to protect a sensitive wetland area.
• Draining wetlands for agriculture can have serious environmental consequences.

Advanced Usage

• Constructed wetland: A human-made wetland designed to treat wastewater or manage stormwater runoff.
  • The city built a constructed wetland to naturally filter pollutants from the runoff before it enters the river.
• Wetland delineation: The technical process of marking the official boundary of a wetland area.
  • Before development can begin, a wetland delineation must be performed by a certified specialist.

Variants and Related Words

• Wetlands (plural noun): The most common form, referring to multiple wetland areas or wetland ecosystems in general.
• Wetland (used attributively as an adjective): Describing something related to or characteristic of wetlands.
  • Wetland vegetation, wetland conservation, wetland habitat.

Different Meanings / Contexts

The core meaning of "wetland" is consistent. Its application varies by the specific type of ecosystem: 1. General Ecosystem: Any water-saturated area (e.g., "The law protects all wetlands"). 2. Specific Types: Often used as a general term encompassing more specific forms like marshes, swamps, bogs, and fens, which are distinguished by their vegetation, water source, and chemistry.

Synonyms

• Marsh: A wetland dominated by herbaceous (non-woody) plants like grasses and reeds.
• Swamp: A forested wetland.
• Bog: A type of wetland that accumulates peat, is acidic, and receives water primarily from precipitation.
• Fen: A peat-forming wetland fed by mineral-rich groundwater or surface water, less acidic than a bog.
• Mire / Quagmire: Often implies a wetland that is soft, muddy, and difficult to traverse.

Related Phrases / Collocations

• Wetland restoration: The process of returning a degraded or former wetland to its natural state.
• Wetland mitigation: Compensating for the loss of wetlands by creating, restoring, or preserving other wetland areas.
• Wetland function: The natural processes performed by wetlands, such as water filtration, flood control, and wildlife habitat provision.

Học thuật

Noun

1. a low area where the land is saturated with water