Foreign travellers to the United States are to be vetted and screened to the maximum degree possible, according to an executive order by US President Donald Trump.Credit: Nicolas Economou/NurPhoto via Getty
An immigration crackdown in the United…
Category: Other Sciences
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Surrogate end points in oncology: the speed–uncertainty trade-off from the patients’ perspective
Competing interests
V.P. has acted as a consultant of Optum, receives royalties for books and writing from Free Press, Johns Hopkins Press and MedPage, and hosts the podcasts, Plenary Session, Sensible…
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Food security or climate action
Gao, P. et al. Nat. Clim. Change https://doi.org/10.1038/s41558-025-02294-1 (2025).
Google Scholar
Hirata, A. et al. Commun. Earth Environ. 5, 259 (2024).
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Shaking up earthquake safety in Nepal with a folk song
Shiba Subedi (left) explains plate tectonics to Dilip Subba during an earthquake exhibition at the Nepal Academy of Science and Technology.Credit: Atul Karn
Growing up in Jaljala, a remote village in western Nepal, Shiba Subedi was a bright…
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Expanding the emissions trading system coverage can increase the cost competitiveness of low-carbon ammonia in China
System boundary and data sources
The system boundary of the life cycle of the seven ammonia production technologies encompasses manufacturing, operational, and wastewater treatment stages (Supplementary Fig. 9), with 1 kg of ammonia selected as…
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Reviving the biodiversity around an ancient palace
“The Alhambra palace, overlooking Granada in southern Spain, is one of the finest preserved examples of Moorish architecture, dating back to the thirteenth century. I’m employed by the palace’s management body to study the biodiversity in…
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The multi-dimensional environmental impact of global crop commodities
Index construction
The steps and methodological choices to build PLANTdex are summarized as follows:
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The index was built by selecting multiple sub-indicators relevant to environmental impacts. Each sub-indicator…
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Mobility of Erasmus+ students in Europe: Geolocated individual and aggregate mobility flows from 2014 to 2022
Geocoding
Geocoding is the process by which a toponym (textual place name) or a description of a place is assigned a locational reference, usually geographic coordinates34,35. It is widely used in online map services and journey planners to…
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Semi-transparent perovskites promote radicchio growth
The integration of photovoltaic (PV) technologies with agriculture — known as agrivoltaics — is promising for simultaneously producing renewable energy and improving farming sustainability. However, traditional PV systems are opaque, which…
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LandScan Global 30 Arcsecond Annual Global Gridded Population Datasets from 2000 to 2022
LSG’s disaggregation of census data into 30 arcsecond grid cells from 2000 to 2022 is the result of three individual modelling components:
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Weighted coefficients serve…
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