|  |  |  | 
                  
                    |  |  |  | Arctic Cyclones to Intensify as Climate Warms 
 Scientists project that sea ice loss and rapidly warming temperatures will cause storms in the far north to intensify by the end of this century. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Snow Blankets Yosemite National Park 
 The park and surrounding areas of the Central Sierra Nevada turned white after the season's first significant winter storm. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Seasonal Greening of the Inner Niger Delta 
 A burst of green overtakes the normally brown landscape of central Mali as vegetation takes advantage of the seasonal inflow of water. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Eroded Beauty in the Sahara Desert 
 Dark, flat-topped mesas stand out amid the surrounding lighter-toned landscape in northwest Sudan. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Autumn Fires in Central Appalachia 
 Dry autumn conditions and high winds spurred numerous wildland fires in Kentucky, Ohio, and West Virginia in November 2022. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Home of the Brave 
 Dry pine forests near Fayetteville, North Carolina, are the setting for one of the largest military bases in the world. |  | 
                  
                    |  |  |  | 
                  
                    |  |  |  | Nicole Approaches Florida 
 The size of the tropical cyclone indicates that the storm’s effects could be far-reaching. |  |