Ultraviolet (UV) radiation is ubiquitous in the environment, which has been classified as an
established human carcinogen. As the largest and outermost organ of the body, direct …

Emerging evidence supports a link between environmental factors—including air pollution
and chemical exposures, climate, and the built environment—and severe acute respiratory …

Determining whether SARS-CoV-2 exhibits seasonality like other respiratory viruses is
critical for public health planning. We evaluated whether COVID-19 rates follow a seasonal …

Water microdroplets (7 to 11 µm average diameter, depending on flow rate) are sprayed in a
closed chamber at ambient temperature, whose relative humidity (RH) is controlled. The …

Improved understanding of the effects of meteorological conditions on the transmission of
SARS-CoV-2, the causative agent for COVID-19 disease, is needed. Here, we estimate the …

As COVID-19 continues to spread across the world, it is increasingly important to understand
the factors that influence its transmission. Seasonal variation driven by responses to …

How will the coronavirus disease 2019 (COVID-19) pandemic develop in the coming months
and years? Based on an expert survey, we examine key aspects that are likely to influence …

Early assessments of the growth rate of COVID-19 were subject to significant uncertainty, as
expected with limited data and difficulties in case ascertainment, but as cases were recorded …

Abstract The Environmental Effects Assessment Panel of the Montreal Protocol under the
United Nations Environment Programme evaluates effects on the environment and human …

Successive waves of infection by SARS-CoV-2 have left little doubt that this virus will
transition to an endemic disease. Foreknowledge of when to expect seasonal surges is …