Results 91 to 100 of about 59,653 (294)

Macroalgae and eelgrass mapping in Great Bay Estuary using AISA hyperspectral imagery [PDF]

open access: yes, 2008
Increase in nitrogen concentration and declining eelgrass beds in Great Bay Estuary have been observed in the last decades. These two parameters are clear indicators of the impending problems for NH’s estuaries.
Brook, Anna   +5 more
core   +1 more source

Counting Cows and Cabbages - Web-bases Extraction, Delivery and Discovery of Geo-Referenced Data

open access: yesIASSIST Quarterly, 2005
Counting Cows and Cabbages - Web-bases Extraction, Delivery and Discovery of Geo-Referenced ...
Stuart Macdonald
doaj   +1 more source

Georeferenced data recording and management

open access: yes, 2018
Georeferenced data recording and ...
openaire   +1 more source

Greater future range expansions in alien than native ant species

open access: yesOikos, EarlyView.
There is growing concern that many species may not be able to track suitable conditions under climate change and suffer range contractions as a result. At the same time, alien species introduced to novel geographic ranges are often assumed to benefit from climate change.
Tongyi Liu   +2 more
wiley   +1 more source

Engaging the public in plant science: Communication facilitators and barriers of scaling up a citizen science campaign

open access: yesPeople and Nature, EarlyView.
Abstract Volunteers have been involved in nature observations for decades through citizen science initiatives, providing large data sets as well as problem identification that allow a more complete understanding of many natural phenomena. Although communication is a core component in citizen science, the key factors that determine its effectiveness in ...
Kristiina Gibson   +18 more
wiley   +1 more source

Methodology for the metric restoration of the historical cartography applied to Francisco Coello's cartografic series of the Royal Site of Aranjuez [PDF]

open access: yes, 2011
Hojas Kilométricas (Kilometric Sheets). Specifically, the study focuses on those sheets referring to the city centre and surrounding area of the Royal Site of Aranjuez, a town in the south of the Province of Madrid.
Asenjo Villar, Juan Carlos   +2 more
core   +1 more source

Extracting Semantics of Individual Places from Movement Data by Analyzing Temporal Patterns of Visits [PDF]

open access: yes, 2013
Data reflecting movements of people, such as GPS or GSM tracks, can be a source of information about mobility behaviors and activities of people. Such information is required for various kinds of spatial planning in the public and business sectors ...
Andrienko, G.   +5 more
core   +1 more source

What's there beyond the sun and the sea? Detecting tourists' interest towards nature in a mass tourism destination using social media data

open access: yesPeople and Nature, EarlyView.
Abstract Nature‐based tourism is a rapidly growing subsector of the international tourism industry. However, capturing broad‐scale patterns of nature visits during touristic trips or visitors' appreciation of nature may be difficult using traditional data sources and methods. In this study, we harness geotagged social media data to understand the scale
Matti Hästbacka   +4 more
wiley   +1 more source

INAUT, a Controlled Language for the French Coast Pilot Books Instructions nautiques

open access: yes, 2014
We describe INAUT, a controlled natural language dedicated to collaborative update of a knowledge base on maritime navigation and to automatic generation of coast pilot books (Instructions nautiques) of the French National Hydrographic and Oceanographic ...
Haralambous, Yannis   +2 more
core   +4 more sources

Fluvial dynamics and watermills location in Basilicata (Southern Italy) [PDF]

open access: yes, 2016
Watermills (grain mills, waulk mills, olive mills, sawmills and threshing machines) operated in the Basilicata Region from the Roman Period until the early decades of the twentieth century, representing an important feature of waterways that is today ...
Bishop, P.   +3 more
core   +1 more source

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