Complex sentence: The designation of the Papahānaumokuākea Marine National Monument as a particularly sensitive sea area received committed support from the US delegation to the International Martitime Organization, of particular note the contribution from Lindy S Johnson author of Coastal State Regulation of International Shipping.
Split into simpler sentences: The designation of the Papahānaumokuākea Marine National Monument as a particularly sensitive sea area (PSSA) received committed support from the US delegation to the International Martitime Organization. Particular note is made of the contribution of Ms. Lindy S Johnson, author of Coastal State Regulation of International Shipping.