Results 51 to 60 of about 1,684,670 (310)

První koncepce kulovité Země v antické kosmologii

open access: yesFilosofický časopis, 2022
Although it is not until we get to Aristotle that we can be absolutely certain of finding a spherical Earth in ancient cosmology, Diogenes Laertios considers it to have been first conceived by Pythagoras and Parmenides.
Kočandrle, Radim
doaj   +1 more source

Pervasive human-driven decline of life on Earth points to the need for transformative change

open access: yesScience, 2019
The time is now For decades, scientists have been raising calls for societal changes that will reduce our impacts on nature. Though much conservation has occurred, our natural environment continues to decline under the weight of our consumption. Humanity
S. Díaz   +27 more
semanticscholar   +1 more source

The role of fibroblast growth factors in cell and cancer metabolism

open access: yesFEBS Letters, EarlyView.
Fibroblast growth factor (FGF) signaling regulates crucial signaling cascades that promote cell proliferation, survival, and metabolism. Therefore, FGFs and their receptors are often dysregulated in human diseases, including cancer, to sustain proliferation and rewire metabolism.
Jessica Price, Chiara Francavilla
wiley   +1 more source

Traditions of nature and ecology themes in ancient Mongolian literature

open access: yesNomadic Civilization: Historical Research
In this article, the author presents a classification of Mongolian folklore and modern poetic works on the themes of nature conservation and ecology, based on specific examples of epics, blessings, praise, and poems. The teachings of the Mongolian people,
. Wurigamala
doaj   +1 more source

15th August on the Aegean island of Tinos [PDF]

open access: yesGlasnik Etnografskog Instituta SANU, 2009
The most important festival on the island of Tinos, the 'Dormition' of the Panagia (the Virgin Mary), is celebrated on 15th August. During the festival an official procession, carrying her icon (image) in its midst, is important but also popular customs ...
Haland Johanne Evy
doaj   +1 more source

Our Ecological Footprint: Reducing Human Impact on the Earth

open access: yes, 1997
Review: Our Ecological Footprint: reducing human impact on the Earth. By Mathis Wackernagel and William Rees Reviewed by Gene Bazan Center for Sustainability, Pennsylvania State University Wackernagel, Mathis and William Rees.
Gene Bazan
semanticscholar   +1 more source

Habitat fragmentation and its lasting impact on Earth’s ecosystems

open access: yesScience Advances, 2015
Urgent need for conservation and restoration measures to improve landscape connectivity. We conducted an analysis of global forest cover to reveal that 70% of remaining forest is within 1 km of the forest’s edge, subject to the degrading effects of ...
N. Haddad   +23 more
semanticscholar   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Extraction of Rare-Earth Elements from Silicate-Based Ore through Hydrometallurgical Route [PDF]

open access: gold, 2022
Amilton Barbosa Botelho   +3 more
openalex   +1 more source

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