Progammes include the Global Sea Level Observing System ( GLOSS), regional tsunami warning systems and the Harmful Algal Bloom Programme ( IOC-HAB).

UNESCO: Ocean industries and the scientific community join forces to monitor the ocean | United Nations Educational, Scientific and Cultural Organization

These include the international seismic monitoring network, the international array of sea level measuring stations (the Global Sea Level Observing System, the Global Telecommunication System of the World Meteorological Organization and associated public geostationary satellites) and the internet.

UNESCO: & CTBTO: Working together to issue timely alerts