![Elderly people sit under the shade of a palm tree as they enjoy the beach in Cagnes-Sur-Mer on a hot summer day, July 25, 2013. In the background, the Super Yacht Palladium. Elderly people sit under the shade of a palm tree as they enjoy the beach in Cagnes-Sur-Mer on a hot summer day, July 25, 2013. In the background, the Super Yacht Palladium.](https://c8.alamy.com/comp/2CY58JN/elderly-people-sit-under-the-shade-of-a-palm-tree-as-they-enjoy-the-beach-in-cagnes-sur-mer-on-a-hot-summer-day-july-25-2013-in-the-background-the-super-yacht-palladium-reuterseric-gaillard-france-tags-travel-environment-society-business-2CY58JN.jpg)
Elderly people sit under the shade of a palm tree as they enjoy the beach in Cagnes-Sur-Mer on a hot summer day, July 25, 2013. In the background, the Super Yacht Palladium.
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Nanomaterials | Free Full-Text | Underwater Light Manipulation by the Benthic Diatom Ctenophora pulchella: From PAR Efficient Collection to UVR Screening | HTML
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Nanomaterials | Free Full-Text | Underwater Light Manipulation by the Benthic Diatom Ctenophora pulchella: From PAR Efficient Collection to UVR Screening | HTML
![Elderly people sit under the shade of a palm tree as they enjoy the beach in Cagnes-Sur-Mer on a hot summer day, July 25, 2013. In the background, the Super Yacht Palladium. Elderly people sit under the shade of a palm tree as they enjoy the beach in Cagnes-Sur-Mer on a hot summer day, July 25, 2013. In the background, the Super Yacht Palladium.](https://l450v.alamy.com/450v/g21y0p/ronneby-sweden-may-8-2016-senior-male-person-sitting-in-the-shade-g21y0p.jpg)