One common cause of hammertoe is related to wearing high-heeled style shoes or overly narrow shoes that crowd the toes. The muscles of the toes work in pairs in order to achieve straightening and bending movements of the joints in the toe.
The climate cools any time more energy returns to space than comes in from the Sun. While humans can influence that balance, other factors, from continental drift and changes in the shape of the Earthâs orbit to variations in the Sunâs activity and phenomena like El NiÃ±o, can all influence the climate.
The negative effects of greenhouse effect is very well known among people as global warming. Global warming is a recent phenomena of the 20th and the 21st century. The adverse effects of global warming start from temperature rise to melting of polar ice caps and submerging of the islands and coastal areas under water.he greenhouse effect refers to the way the sun's heat radiates up  from the warmed surface of the earth, where it is absorbed by the  greenhouse gases in the atmosphere. Th â¦ e more gases there are, the  more heat is absorbed.    The natural greenhouse effect is supported by the  water and carbon cycles.