By 10â12 million years ago, the hyena family had split into two distinct groups; that of the dog-like hyenas and the bone-crushing hyenas. The arrival of the ancestral bone-crushing hyenas coincided with the decline of the similarly built but unrelated Percrocutidae family.
Whiting Petroleum Corporation is a Denver-based oil and gas exploration and production company. The company focuses on exploitation of lower risk properties, primarily on those located in the Gulf Coast, Permian Basin, Rocky Mountains, Michigan and Mid-Continent regions of the United States.
Unconventional often refers to low permeability rock where the pores are poorly connected, making it difficult for oil and natural gas to move through the rock to the well. Unconventional oil and natural gasâshale gas in particularâhas been called the future of gas supply in North America. While its development is in the very early stages in Alberta, it has tremendous economic potential and we know that the interest in these considerable resources will increase.