Showing 1 - 10 of 138
Amint Magyarországon 2008-ban kinevezték a jövő nemzedékek ombudsmanját,1 mindjárt jelentős vitát is kavart az újdonsült országgyűlési biztos egy előadáson tett kijelentése.2 Ennek alapján úgy tűnt, hogy a jövő nemzedékeket immár hivatalosan is képviselő személy...
Persistent link: https://www.econbiz.de/10010125424
Persistent link: https://www.econbiz.de/10010352926
Present paper is a review on the Ráckeve-Soroksár Danube in ecological standpoint. The goal of this study is to collect and evaluate all of available publications in that conception, concerning this Danube arm. Phytoplankton, zooplankton, macroinvertebrates, vertebrates, macrophytes and also...
Persistent link: https://www.econbiz.de/10010352935
point of numbers can be of outstanding practical importance in ecology. One possible method is the examination of the genera …
Persistent link: https://www.econbiz.de/10010352958
Climate change has a great impact on the build and the work of natural ecosystems. Disappearance of some population or growth of the number in some species can be already caused by little change in temperature. A Theoretical Ecosystem Growth Model was investigated in order to examine the effects...
Persistent link: https://www.econbiz.de/10010352959
Our method is presented with displaying time series, consisting of the daily amount of precipitation of 100 years, which has meant a separate challenge, as the precipitation data shows significant deviations. By nowadays, mankind has changed its environment to such an extent that it has a...
Persistent link: https://www.econbiz.de/10010352960
In this paper we present the composition, seasonal dynamics and fluctuations in diversity of the phytoplankton in the Danube River over 24 years. Weekly samplings were conducted at one section of the river at Göd, in the 1669 river kilometer segment. The change in the phytoplankton community...
Persistent link: https://www.econbiz.de/10010352961
In this review, the impacts of climate change on Lepidoptera species and communities are summarized, regarding already registered changes in case of individual species and assemblies, and possible future effects. These include changes in abundance, distribution ranges (altitude above sea level,...
Persistent link: https://www.econbiz.de/10010352963
Oribatid mites are one of the most abundant groups of the ground-dwelling mesofauna. They can be found in almost every terrestrial habitat all over the world and they are characterized by great species richness and great number of individuals. In spite of that not enough is known about their...
Persistent link: https://www.econbiz.de/10010352964
Investigations were carried out in wet and dry pasture. Coenological recordings were taken in three zones. The first zone (“A”) located 0-50 m near the stable, second zone (“B”) located 50-150 m from the stable, while the third zone (“C”) located farther than 150 m. We have carried...
Persistent link: https://www.econbiz.de/10010352967