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11 March - International Day for Digital Learning [11] 14 March - International Day of Mathematics [12] 20 March - International Francophonie Day [13] 21 March - World Poetry Day [14] 21 March - International Day for the Elimination of Racial Discrimination [15] 21 March - International Day of Nowruz [16] 22 March - World Water Day [17]
These sites are also known by other names, such as regionally important geological sites, Regionally Important Geodiversity Sites (especially in Wales [1]), County Geodiversity Sites in Norfolk, [2] Local Geodiversity Sites in Scotland [3] and Lancashire, [4] and as County Geology Sites in Cornwall [5] and Devon and in the Republic of Ireland.
Geodiversity is the variety of earth materials, forms and processes that constitute and shape the Earth, either the whole or a specific part of it. [1] Relevant materials include minerals , rocks , sediments , fossils , soils and water .
International Day of Forests: March 21 World Planting Day [29] [30] [31] March 21 World Wood Day [32] March 21 World Water Day: March 22 International Seal Day [33] March 22 World Meteorological Day: March 23 International Day of Zero Waste [34] March 30 World Aquatic Animal Day [35] April 3 World Rat Day [36] [37] [38] April 4 International ...
A diversity index is a method of measuring how many different types (e.g. species) there are in a dataset (e.g. a community).Diversity indices are statistical representations of different aspects of biodiversity (e.g. richness, evenness, and dominance), which are useful simplifications for comparing different communities or sites.
AP Images; Rights Managed: 12,000,000+ Yes No Yes English Bridgeman Art Library: California Digital Library: California State University, Northridge, Oviatt Library Digital Collections Camera Press: Chicago Daily News (1902–1933), collection of over 55,000 images on glass plate negatives Depositphotos: Stock Images: 164,000,000+ (June 2020 ...
Bing.com – Has an Advanced Image Search that offers images in different resolutions and also categorizes images. Allows free querying of the bing Image Search API up to a certain limit per day. Everystockphoto.com – Searching over 4.3 million public domain and creative commons photos including Wikipedia and NASA. Free user accounts with ...
In theory, every part of a picture can be tied to a geographic location, but in the most typical application, only the position of the photographer is associated with the entire digital image. This has implications for search and retrieval. For example, photos of a mountain summit can be taken from different positions miles apart.