This number is unknown as not all oil spills are reported, and many are not required to be reported under current legislation. The circumstances of the spill (indoors or out, contained or uncontained, in barren areas or in sensitive areas), the magnitude of the spills (drips or Mega liters), and the reporting jurisdictions requirements all affect reportability. Industrial associations and environmental agency data often provide spill numbers that meet their criteria.
1,200 a year in the U.S. on average. Worldwide figures are not known.
Wyoming averages about 11 tornadoes per year.
In Canada tornadoes are most likely to occur in Saskatchewan,MANITOBA and Ontario.So it does,but these are just Canadian places.No need to worry because they don't happen often...if they do they last around a couple of minutes(or a little longer)and they usually happen around may-august
Greece experiences many earthquakes each year, ranging from small tremors to larger, more destructive ones. The frequency of earthquakes varies throughout different regions of the country.
On average, there are around 15-20 major earthquakes (magnitude 7.0 and above) per year worldwide. These events can cause significant damage and impact communities in the affected regions.
about 500 each year since it destroys aquatic life
It depends on the year.
more than a thousand each year
1000+
5
6,000
about 70 Americans per year
75,000 wildfires happen each year in the USA.
25,000
Around 10 at every circus a year
About 5 Million a year in the USA, and an estimated 20 Million in the world a year.
Round 4,500 animals are killed each year, if not even more. They die because the oil is over taking their habitat.