Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Friedrich-W. Wellmer"'
Autor:
Friedrich-W. Wellmer
Publikováno v:
Mining, Vol 2, Iss 2, Pp 402-424 (2022)
The challenge to maximize resource efficiency requires the optimal use of all products leaving a mine—not only ore but also waste products—and calls for contributions from and cooperation with every discipline involved as efficiently as possible.
Externí odkaz:
https://doaj.org/article/ea66f7089c5c47db9d461a29b104ab3b
Autor:
Friedrich-W. Wellmer, Roland W. Scholz
Publikováno v:
Resources, Vol 6, Iss 2, p 20 (2017)
The aim of this paper is to develop two concepts regarding phosphorus that will serve as a contribution fulfilling the call for intergenerational equity: to improve knowledge of future resources and to develop a framework by setting priorities for ma
Externí odkaz:
https://doaj.org/article/1dee3ff8d5a0410394183f16026f6526
Publikováno v:
Zeitschrift der Deutschen Gesellschaft für Geowissenschaften.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::158a53022354181e7f2500fd74c60fdc
https://doi.org/10.1127/zdgg/2023/0361
https://doi.org/10.1127/zdgg/2023/0361
Autor:
Friedrich-W. Wellmer
Publikováno v:
Mineral Economics. 35:765-795
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::47f3661cb4c2a885b2a92805581a5383
https://doi.org/10.1007/s13563-021-00296-x
https://doi.org/10.1007/s13563-021-00296-x
Publikováno v:
Mineral economics : raw materials report
Mineral Economics
Mineral Economics
Inspired by a paper by Teseletso and Adachi (Miner Econ 8(10):21, 2021), the hypothesis regarding the declining grade of mined copper ore and its possible use as a guide to the future of ultimate recoverable resources (URRs) is tested. As a time axis
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::102a3eb7022b41f7a50b810632d58818
Publikováno v:
Zeitschrift der Deutschen Gesellschaft für Geowissenschaften. 172:187-204
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d9ffebba32e1b633df4948ebfa9d9185
https://doi.org/10.1127/zdgg/2020/0294
https://doi.org/10.1127/zdgg/2020/0294
Autor:
Friedrich W. Wellmer, Roland W. Scholz
Publikováno v:
Ambio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::57a9443f2d463ed8b8c1d942719b317a
https://europepmc.org/articles/PMC8800962/
https://europepmc.org/articles/PMC8800962/
Autor:
Sven Renner, Friedrich W. Wellmer
Publikováno v:
Mineral Economics. 33:311-340
The paper focuses on minor metals and coupled elements and aspires to understand individual incidents of imbalance on the mineral markets during the last 100 years and gain insight into the acting dynamics—those dynamics are commodity-specific but
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ea2c462f323b78fce5d1e31c2ba89bbf
https://doi.org/10.1007/s13563-019-00200-8
https://doi.org/10.1007/s13563-019-00200-8
Publikováno v:
Mineral Economics. 33:81-100
Real prices for metals seem to have developed at a constant price level over a long period of time, up to 100 years. Based on real prices for 28 metals, using the US Producer Price Index as a deflator, we have defined long-term and short-term low-pri
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4dafe2e289bd58a530eb3b48880ead95
https://doi.org/10.1007/s13563-019-00199-y
https://doi.org/10.1007/s13563-019-00199-y
Autor:
Friedrich W. Wellmer, Roland W. Scholz
Publikováno v:
Sustainability Science
Sustainability science
Sustainability Science, 16 (6)
Sustainability science
Sustainability Science, 16 (6)
There is increasing demand for science to contribute to solving societal problems (solutionism). Thereby, scientists may become normative activists for solving certain problems (advocacy). When doing this, they may insufficiently differentiate betwee
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::06ca2630c6eb1ecc00ac4250819f85be