Most thinking people realise that the climate is changing, and that it always has. This is in itself a different issue from ...

External and internal forcings: External forcing mechanisms involve agents acting from outside the climate system (e.g., Milankovitch cycles). Internal mechanisms operate within the climate system ...

Those natural cycles are caused by changes in three properties of Earth and its orbit around the sun. Together, they are referred to as Milankovitch cycles, after the early 20th century Serbian ...

Earth's history is a roller-coaster of climate fluctuations, of relative warmth giving way to frozen periods of glaciation before rising up again to the more temperate climes we experience today.