Severe Weather Articles

• Exotic Species
  Invasive Species
  Birds
  Geography
  New Species
  Nature
   
  

  Canada Goose

  The Canada Goose (Branta canadensis), colloquially Greater Canada or Canadian Goose in North America, belongs to the Branta genus of geese, which contains species with largely black plumage, ... > more
• Geology
  Fossils
  Earth Science
  Origin of Life
  Early Climate
  Earthquakes
   
  

  Precambrian

  The Precambrian is an informal name for the eons of the geologic timescale that came before the current Phanerozoic eon. It spans from the formation of Earth around 4500 Ma (million years ago) to the ... > more
• Forest
  Exotic Species
  Rainforests
  Acid Rain
  Ecology
  Wildfires
   
  

  Petrified wood

  Petrified wood is a type of fossil: it exists of fossil wood where all the organic materials have been replaced with minerals (most often a silicate, such as quartz), while retaining the original ... > more
• Earthquakes
  Natural Disasters
  Landslides
  Tsunamis
  Desert
  Early Climate
   
  

  Earthquake liquefaction

  Earthquake liquefaction, often referred to simply as liquefaction, is the process by which saturated, unconsolidated soil or sand is converted into a suspension during an earthquake. The effect on ... > more
• Exotic Species
  Invasive Species
  Nature
  New Species
  Endangered Animals
  Wild Animals
   
  

  Introduced species

  An introduced species (also known as an exotic species) is an organism that is not native to the place or area where it is considered introduced and instead has been accidentally or deliberately ... > more
• Insects (including Butterflies)
  Invasive Species
  Exotic Species
  Animals
  Soil Types
  Endangered Plants
   
  

  Japanese beetle

  The Japanese Beetle (Popillia japonica) is a beetle about 1.5 cm (0.6 inches) long and 1 cm (0.4 inches) wide (smaller in Canada), with shiny copper-colored elytra and a shiny green top of the thorax ... > more
• Caving
  Oceanography
  Archaeology
  Ancient Civilizations
  Water
  Evolution
   
  

  Stalagmite

  A stalagmite is a type of speleothem that rises from the floor of a limestone cave due to the dripping of mineralized solutions and the deposition of calcium carbonate. The corresponding formation ... > more
• Soil Types
  Agriculture and Food
  Organic
  Sustainability
  Fungus
  Landslides
   
  

  Agronomy

  Agronomy is a branch of agricultural science that deals with the study of crops and the soils in which they grow. Agronomists work to develop methods that will improve the use of soil and increase ... > more
• Fossils
  Dinosaurs
  Extinction
  Geography
  Origin of Life
  Geology
   

  Mesozoic

  The Mesozoic Era is one of three geologic eras of the Phanerozoic eon. The Mesozoic includes three geologic periods: from oldest to youngest, they are the Triassic, the Jurassic and the Cretaceous ... > more
• Hazardous Waste
  Environmental Science
  Recycling and Waste
  Air Quality
  Geomagnetic Storms
  Energy and the Environment
   

  Hazardous waste

  Hazardous waste is waste that poses substantial or potential threats to public health or the environment and generally exhibits one or more of the these characteristics: ignitability, corrosivity, ... > more

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