[Retracted] The Ecological Consciousness of Natural Writing in British and American Romantic Literature
Table 3
Conservation measures for different ecosystems.
Ecological zoning
Environmental element status
Utilization and protection measures
Crisis zone
Atmosphere
Waters
Soil vegetation
Development should be completely limited and no human pressure should occur, and comprehensive nature conservation measures should be implemented
x
x
x
±
x
x
x
±
x
Unfavorable zone
x
x
±
Development should be limited, and human pressure should be reduced for unfavorable environments, and targeted natural protection measures should be implemented
x
±
±
±
±
±
±
−
−
−
Stable zone
−
−
+
To stabilize artificial pressure on environmental claims and implement natural conservation measures applicable to them
−
+
−
+
+
+
−
+
+
Favorable area
+
−
+
Limits of anthropogenic pressure need to be specified, and natural conservation measures determined as needed