The Thursday sesión of the “Preserving the Skies” conference on La Palma finished with talks by representatives of international organizations such as UNESCO and the World Tourist Organization, as well as a historical review of the Starlight initiative, and of the places and the reserves which have been awarded certificates for the quality and protection of their skies.

The Thursday sesión of the “Preserving the Skies” conference on La Palma finished with talks by representatives of international organizations such as UNESCO and the World Tourist Organization, as well as a historical review of the Starlight initiative, and of the places and the reserves which have been awarded certificates for the quality and protection of their skies.

The "Preserving the Skies" conference on La Palma reviewed, yesterday afternoon, some aspects related to the impact of light pollution on astronomy and on the environment, especially on wild-life, as well as the correlation between exposure to artificial lighting and certain types of cancer in Spain.

The "Preserving the Skies" conference on La Palma reviewed, yesterday afternoon, some aspects related to the impact of light pollution on astronomy and on the environment, especially on wild-life, as well as the correlation between exposure to artificial lighting and certain types of cancer in Spain.

In the second day of the conference "Preserving the Skies" which is being held on La Palma, opened with lectures related to the quality of the sky in observatories such as the Roque de los Muchachos where the future 30 metre telescope might be installed, and with new developments with less pollution in artificial lighting which were presented by different companies in this field.

In the second day of the conference "Preserving the Skies" which is being held on La Palma, opened with lectures related to the quality of the sky in observatories such as the Roque de los Muchachos where the future 30 metre telescope might be installed, and with new developments with less pollution in artificial lighting which were presented by different companies in this field.