scholarly journals Lithium isotope geochemistry of the Hawaiian plume: Results from the Hawaii Scientific Drilling Project and Koolau Volcano

2003 ◽  
Vol 4 (3) ◽  
Author(s):  
Lui-Heung Chan ◽  
Frederick A. Frey
1986 ◽  
Author(s):  
J.H. Sass ◽  
S.S. Priest ◽  
L.C. Robison ◽  
J.D. Hendricks

Energies ◽  
2021 ◽  
Vol 14 (11) ◽  
pp. 3306
Author(s):  
Renato Somma ◽  
Daniela Blessent ◽  
Jasmin Raymond ◽  
Madeline Constance ◽  
Lucy Cotton ◽  
...  

Unconventional geothermal resource development can contribute to increase power generation from renewable energy sources in countries without conventional hydrothermal reservoirs, which are usually associated with magmatic activity and extensional faulting, as well as to expand the generation in those regions where conventional resources are already used. Three recent drilling experiences focused on the characterization of unconventional resources are described and compared: the Campi Flegrei Deep Drilling Project (CFDDP) in Italy, the United Downs Deep Geothermal Power (UDDGP) project in the United Kingdom, and the DEEP Earth Energy Production in Canada. The main aspects of each project are described (geology, drilling, data collection, communication strategies) and compared to discuss challenges encountered at the tree sites considered, including a scientific drilling project (CFDDP) and two industrial ones (UDDGP and DEEP). The first project, at the first stage of pilot hole, although not reaching deep supercritical targets, showed extremely high, very rare thermal gradients even at shallow depths. Although each project has its own history, as well as social and economic context, the lessons learned at each drilling site can be used to further facilitate geothermal energy development.


2020 ◽  

The book is devoted to the International Baikal Drilling Project, a part of the program «Global changes of the environment and climate», accomplished by the Russian, American and Japanese scientists. Much attention is given to the fact that the Baikal Drilling team acted as a single, solid team. The major results obtained from those studies were described in numerous publications published in various Russian and International journals. We hope that the book will be interesting for young scientists, so that they can feel an interest in studying the secrets of nature. The project was accomplished owing to the efforts of M.I. Kuzmin, V.S. Antipin, A.V. Goreglyad, V.F. Geletyi, G.V. Kalmychkov (Institute of Geochemistry, SB RAS), M.A Grachev, O.M. Khlystov (Limnological Institute, SB RAS). Many problems that arouse in the project management were solved with the assistance of V.A. Fialkov, Director of the Baikal Museum, SB RAS, A.A. Bukharov, Vive-Director of the Baikal Museum, and the translators T. V. Bunaeva and M. Yu. Khomutova. The book not only describes a difficult work in the ice of Lake Baikal, but also presents the valuable data on the mineral composition of the bottom sediments, the discovery of Baikal gas hydrates, and the evolution of the landscapes and climate of the Baikal region in the Late Cenozoic. Modern methods of electron-probe x-ray spectral microanalysis and isotope geochemistry are described in detail. All this, as well as the methods of modeling real mineral associations, make this book valuable for researchers in different fields of science.


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