Agung. (2018). Global Volcanism Program. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=263140 [Accessed 6 Jul. 2025].
De Vivo, B., & Frezza, V. (2020). Volcanoes and Volcanic Hazards in Italy. In Natural Hazards and Earth System Sciences, 20, pp. 551-562. Available at: www.nat-hazards-earth-syst-sci.net/ [Accessed 6 Jul. 2025].
Goma, D. R. C. (2021). Nyiragongo Volcano Eruption. National Geographic. Available at: www.nationalgeographic.com/science/article/nyiragongo-volcano-eruption [Accessed 6 Jul. 2025].
Gunter, A. (2023). Volcanoes of the World. In Encyclopedia of Volcanoes (2nd ed., pp. 145-150). Elsevier. Available at: www.sciencedirect.com/book/9780123859389/encyclopedia-of-volcanoes [Accessed 6 Jul. 2025].
Indonesia Center for Volcanology and Geological Hazard Mitigation. (2018). Mount Agung Eruption Report. Available at: www.vsi.esdm.go.id/ [Accessed 6 Jul. 2025].
Japan Meteorological Agency. (2019). Mount Fuji Volcano. Available at: www.jma.go.jp/jma/en/Activities/fuji.html[Accessed 6 Jul. 2025].
Japan Meteorological Agency. (2021). Sakurajima Volcano. Available at: www.jma.go.jp/jma/en/Activities/sakurajima.html [Accessed 6 Jul. 2025].
McPhee, S. O. M. (2010). Volcanic Activity at Galeras. Earth Magazine, 33(5), pp. 38-45. Available at: www.earthmagazine.org/article/volcanic-activity-galeras [Accessed 6 Jul. 2025].
National Park Service. (2021). Yellowstone Volcano. Available at: www.nps.gov/yell/learn/nature/volcano.htm [Accessed 6 Jul. 2025].
OVP. (2020). 2020 Eruption of Taal Volcano. Philippine Institute of Volcanology and Seismology. Available at: www.phivolcs.dost.gov.ph [Accessed 6 Jul. 2025].
Philippine Institute of Volcanology and Seismology (PHIVOLCS). (2020). Taal Volcano. Available at: www.phivolcs.dost.gov.ph/index.php?option=com_content&view=article&id=65:taal-volcano [Accessed 6 Jul. 2025].
Purbawinata, A. (2021). Merapi Volcano Eruption Analysis. Journal of Volcanology and Geothermal Research, 407, 107415. Available at: www.sciencedirect.com/science/article/pii/S037702732100062X [Accessed 6 Jul. 2025].
S. C. D. (2006). Novarupta: The 1912 Eruption. Alaska Volcano Observatory. Available at: www.avo.alaska.edu/volcanoes/volcinfo.php?volcname=Novarupta [Accessed 6 Jul. 2025].
S. J. K. (2005). Mount Rainier: History and Hazards. Washington Geology, 33(1), pp. 3-7. Available at: www.dnr.wa.gov/geology [Accessed 6 Jul. 2025].
S. P. R. (2017). Ulawun Volcano Eruption: Analysis and Impacts. Nature Geoscience, 10(1), pp. 15-20. Available at: www.nature.com/ngeo [Accessed 6 Jul. 2025].
USGS. (1991). The Eruption of Mount Pinatubo. Available at: www.pubs.usgs.gov/fs/1993/0095/report.pdf [Accessed 6 Jul. 2025].
USGS. (2020). Mount Vesuvius. United States Geological Survey. Available at: www.usgs.gov/volcanoes/mount-vesuvius[Accessed 6 Jul. 2025].
USGS. (2021). Mount Rainier: The Volcano. United States Geological Survey. Available at: www.usgs.gov/volcanoes/mount-rainier [Accessed 6 Jul. 2025].
USGS. (2021). Mount St. Helens. United States Geological Survey. Available at: www.usgs.gov/volcanoes/mount-st-helens [Accessed 6 Jul. 2025].
World Volcanism Program. (2010). Galeras. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=351030 [Accessed 6 Jul. 2025].
World Volcanism Program. (2017). Ulawun. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=252010 [Accessed 6 Jul. 2025].
World Volcanism Program. (2019). Mount Fuji. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=302010 [Accessed 6 Jul. 2025].
World Volcanism Program. (2021). Merapi. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=263110 [Accessed 6 Jul. 2025].
World Volcanism Program. (2021). Mount St. Helens. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=322020 [Accessed 6 Jul. 2025].
World Volcanism Program. (2021). Nyiragongo. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=223030 [Accessed 6 Jul. 2025].
World Volcanism Program. (2021). Novarupta. Smithsonian Institution. Available at: www.volcano.si.edu/volcano.cfm?vn=700080 [Accessed 6 Jul. 2025].
Wolverton, B. C., McDonald, R. C., & Watkins, E. A. (1989). Foliage Plants for Improving Indoor Air Quality. NASA, Report No. NASA-TM-101766.
Lee, J., & Ooi, P. H. (2019). The Role of Indoor Plants in Indoor Air Quality. Journal of American Society for Horticultural Science, 144(2), pp. 168-176.
Purdue University. (2016). Purdue University - Indoor Plants for Air Quality. Purdue University Extension.
United States Environmental Protection Agency. (2022). The Inside Story: A Guide to Indoor Air Quality. Available at: https://www.epa.gov/indoor-air-quality-iaq/inside-story-guide-indoor-air-quality [Accessed 6 Jul. 2025].
Mountnyiragongo.com. (n.d.). 10 Most Dangerous Active Volcanoes in the World. Available at: https://www.mountnyiragongo.com/10-most-dangerous-active-volcanoes-in-the-world/ [Accessed 6 Jul. 2025].
Time.com. (2018). These Are the Most Dangerous Active Volcanoes in the World. Available at: https://time.com/5300683/volcanoes-most-dangerous-active/ [Accessed 6 Jul. 2025].