[3] The project to extend Roxas Boulevard south to Cavite province required reclamation of foreshore lands in Parañaque and Las Piñas.

Construction of the 6.6-kilometer-long (4.1 mi) coastal road started during the term of President Ferdinand Marcos and was completed and opened to traffic in September 1985.

[9] On February 12, 2019, approximately 22 Manila Bay land reclamation projects were announced by the government, sparking criticism.

The area is covered with mangroves, ponds and lagoons, mudflats, salt marshes, and mixed beach forests.

A narrow landfill connects its southern tip to the mainland and Long Island near the expressway toll barrier.

Freedom Island consists primarily of loam and dredged material pulled from the bay and nearby lands.

Nilad is a species introduced to the area by the Department of Environment and Natural Resources-National Capital Region (DENR-NCR).

[13] Only a select few salt-tolerant species of herbs, grasses, and shrubs grow in the LPPCHEA's salt marshes due to the high saline content in the area's soil.