Global Warming Facts #2

• The rate of warming is increasing.  The 20th century's last two decades were the hottest in the last 400 years!  According to a number of climate studies, this may be the warmest temperatures we'll be seeing for at least a Milena!
• The Arctic are feeling the effects most.  The temperatures in Alaska, western Canada, and eastern Russia have risen twice the global average. 
• Some experts point out that sometimes natural cycles in Earth's orbit can alter the planet's exposure to sunlight.  This is why earth is experiencing cooling's and warming's roughly every hundred thousand years, but now they are occurring within the span of several centuries.