Earth and Geology

Blue jet lightning, distinct from common lightning, ascends from thunderclouds, aiding studies of storm electrical traits.

Continents are large, distinct landmasses defined by convention and separated mainly by oceans, with varying models recognizing four to seven continents.

Rainbow clouds form when sunlight diffuses through tiny water droplets or ice crystals in clouds, creating pastel iridescence.

Mountains, formed primarily by tectonics and volcanic activity, house complex ecosystems and vary globally, like the Himalayas and Andes.

Typhoons, tropical cyclones originating from western Pacific or Indian Oceans, play a major role in Hong Kong's weather patterns, and the Hong Kong Observatory monitors these, issues warnings, and classifies their threat level, assisting in preparedness and recovery in case of these natural disasters.

Channel Islands National Park, accessible only by boat or plane from Ventura, California, offers diverse ecosystems and adventures like kayaking and hiking.

Storm chasing is a pursuit which involves following severe weather events, particularly tornadoes, to understand and document them. This fieldwork is vital for advancing meteorological research and improving prediction models.

Salar de Uyuni in Bolivia is the largest salt flat in the world, offering unique landscapes and a stunning mirror effect during the wet season.

Sinkholes in Guatemala are caused by natural limestone dissolution and human factors, posing significant risks.

Ho Khanh's discovery of Son Doong Cave in 1991 has greatly benefited the local community by boosting tourism and creating jobs.