PROTECTION AGAINST DUST AND ALLERGENS IN SAUDI ARABIA OPTIONS

Both of those the onset and the tip from the African Humid Time period (i.e. the ‘climatic the best possible’ that finished about 5500 YBP) seem to are abrupt, Although its astronomical triggers bear an extremely gradual alter (deMenocal et al. 2000). Unraveling the causes of these types of an abrupt local climate change is really an ongoing pu