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PubMed COVID-19 Clinical Care

4321 - 4330 of 4858 results found

Economic impact of nature-based tourism

Date
Wednesday, April 12, 2023 - 4:00 AM
Description
Protected areas (PAs) can help address biodiversity loss by promoting conservation while fostering economic development through sustainable tourism. Nature-based tourism can generate economic benefits for communities in and around PAs; however, its

Evolution of the SARS-CoV-2 mutational spectrum

Date
Tuesday, April 11, 2023 - 4:00 AM
Description
SARS-CoV-2 evolves rapidly in part because of its high mutation rate. Here we examine whether this mutational process itself has changed during viral evolution. To do this, we quantify the relative rates of different types of single nucleotide