|
|
|
|
|
Marko Spasic, Ondrej Drábek, Lubo? Boruvka and Václav Tejnecký
Open-cast coal mining is one of the most often-debated industries in the world. Due to the significant environmental and health issues it causes, many of these sites have been reclaimed over the years, and many scientific publications and research has fo...
ver más
|
|
|
|
|
|
|
|
|
|
|
Urszula Aleksander-Kwaterczak and Dariusz Ciszewski
Heaps of waste material constitute a serious environmental problem in regions where the historical exploitation and processing of metal ores has taken place. The presented paper describes the trace metal distribution in selected heaps in the lead-zinc mi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Miroslav Böhmer, Daniel Ozdín, Matú? Racko, Michal Lichvár, Jaroslav Budi? and Tomá? Szemes
Orchids represent a unique group of plants that are well adapted to extreme conditions. In our study, we aimed to determine if different soil contamination and pH significantly change fungal and bacterial composition. We identified bacterial and fungal c...
ver más
|
|
|
|
|
|
|
|
|
|
|
Carlos Pires, Paulo Shirley
Pág. 67 - 88
Este artigo propõe uma variante otimizada do algoritmo A* para melhorar o desempenho em sistemas multi-núcleo. A abordagem proposta envolve a utilização de filas prioritárias locais (min-heaps) em cada tarefa ou núcleo, permitindo o processamento em para...
ver más
|
|
|
|
|
|
|
|
|
|
|
Konstantin V. Gulakov
Pág. 10 - 17
Heap data structures have recently received significant development and are very diverse. 2-3 heap is one of the representatives of the pyramids at the base of the forest of trees. The advantage of a 2-3 tree is that the hard height constraint log(n) is ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Konstantin V. Gulakov
Pág. 10 - 17
Heap data structures have recently received significant development and are very diverse. 2-3 heap is one of the representatives of the pyramids at the base of the forest of trees. The advantage of a 2-3 tree is that the hard height constraint log(n) is ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maurizio Pollino, Sergio Cappucci, Ludovica Giordano, Domenico Iantosca, Luigi De Cecco, Danilo Bersan, Vittorio Rosato and Flavio Borfecchia
Earthquake-induced rubble in urbanized areas must be mapped and characterized. Location, volume, weight and constituents are key information in order to support emergency activities and optimize rubble management. A procedure to work out the geometric ch...
ver más
|
|
|
|
|
|
|
|
|
|
The search for unconventional energy resources such as coalbed methane (CBM) is on the rise in Poland due to the demand for energy resources and protection of the environment. CBM production has a lower impact on the environment when compared with coal p...
ver más
|
|
|
|
|
|
|
|
|
|
Hydropower is expanding globally and is regarded a key measure for mitigating climate change, but it also results in major environmental degradation, both at local scale and more widely. We can learn lessons about how restoration can be used to alleviate...
ver más
|
|
|
|
|
|
|
|
|
|
|
Inger Auestad, Yngve Nilsen and Knut Rydgren
Hydropower is expanding globally and is regarded a key measure for mitigating climate change, but it also results in major environmental degradation, both at local scale and more widely. We can learn lessons about how restoration can be used to alleviate...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mohamed Ahmed Soliman
Pág. 78 - 93
The Nile River plays a central role in Egyptians? everyday life as the sustainable source of fresh water. Egyptians sought to regulate the Nile through the ages by inventing water systems suitable to monitor, measure and oversee the Nile?s behaviour. Bec...
ver más
|
|
|
|
|
|