3 554 rezultatų pagal Tema Ekologija

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Ekologija

Scientific study of the relationships between living organisms

National Heritage Institute, Bucharest

Scopul acestei publicații este de a prezenta lucrările referitoare la istoria deltei Dunării. Cercetarea se cristalizează în jurul misiunii „Arheologia Deltei Dunării” și urmărește obiectivul de a studia relațiile pe care societățile trecute, în special n…

National Heritage Institute, Bucharest

Lucrarea de față se dorește a fi o sinteză asupra florei și vegetației cormofitelor din Lunea Siretului bazată pe cercetări mai vechi de teren, publicații și, mai ales, pe investigațiile proprii efectuate în anii 1992-2000 când am străbătut întreaga Luncă…

National Heritage Institute, Bucharest

„Lucrarea de față prezintă, într-o manieră sintetică, unificatoare, concepte și principii de bază ale metodelor și tehnicilor folosite în studiul populațiilor naturale. Ea reprezintă rezultatul unui proces de evaluare, analiză critică și sinteză a unei ga…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Biblioteka Cyfrowa Zagłębia Miedziowego

A richly illustrated free educational quarterly for children from the region. It was created on the initiative of the Lubin and the surrounding area Association in 2015, assuming that each subsequent number will be published with the arrival of the new se…

Royal Irish Academy

The Tellus airborne geophysical survey revealed sets of narrow, linear, north-east to southwest, mostly parallel electrical conductivity (electromagnetic – EM) anomalies in the Longford–Down area. Subsequent geological mapping and ground geophysics have d…

Royal Irish Academy

The Tellus geochemical surveys have identified significantly elevated concentrations of potentially toxic elements (PTEs) in rural soils from both natural sources (geogenic) and human activity (anthropogenic). In some areas PTE concentrations exceed gener…

Royal Irish Academy

Numerical modelling of aquifers is a standard process in the sustainable management of groundwater resources. To be reliable, a groundwater model requires an accurate geological framework, particularly where structure is complex. The Lagan Valley aquifer …

Royal Irish Academy

Certain metals that are vital for many modern technologies occur naturally in the Mourne Mountains Complex of County Down, Northern Ireland. These include niobium, tantalum and the rare earth elements. Using the Tellus geochemistry data and the results of…

Royal Irish Academy

Geological heterogeneity across the border counties of Ireland leads to variable levels of resilience in groundwater-dependent ecosystems (GWDEs). In a review of 26 catchments, with contrasting land-use and geology, we investigated the roles that soil and…

Royal Irish Academy

The Tellus airborne radiometric data have enabled assessments of environmental radioactivity levels in unprecedented detail across the north of the island of Ireland. Both the natural (geological) and man-made (industrial) contributions to public exposure…

Royal Irish Academy

It is well known that naturally occurring radon gas rising from the ground and accumulating in dwellings and workplaces is a cause of lung cancer, particularly among smokers. In the UK and Ireland, campaigns to measure and suppress radon in buildings have…

Royal Irish Academy

€15 million of government and EU funding was spent on geophysical and geochemical sampling surveys in the north of Ireland between 2004 and 2013. This was a concerted national investment in the terrestrial earth sciences in Ireland, intended both to stimu…

Royal Irish Academy

The Tellus airborne geophysical survey of Northern Ireland was flown in 2005–6 and the Tellus Border survey of the six most northern counties of the Republic of Ireland in 2011–2. Together the two surveys covered a region of approximately 25,000 km2, or 3…

Royal Irish Academy

Visible publicly funded projects are obliged to communicate to taxpayers – at community, constituency, regional or national levels – the issues, benefits and potential risks associated with project operations and findings. As part of the EU INTERREG IVA-f…

Public Library Pencho Slaveykov, Varna

Опити с телеграфа без жици. Сетнината на човечеството. Уличният прах.

Public Library Pencho Slaveykov, Varna

Дамите от варненския елит на посещение при княгиня Елеонора. Идея за развъждане на тюлени в Черно море. Политическа сказка в зала Съединение. Събрание на либералната партия.; На чай. Съдбата на тюлените. Публични събрания. Партийно събрание.

Public Library Pencho Slaveykov, Varna

За влиянието на производството на хартия върху намаляването на горските масиви.

Public Library Pencho Slaveykov, Varna

Относно опазване на птиците.