Added BIO1 layers to the map

src/accessions/ui/MapPage.tsx

@@ -178,6 +178,13 @@ class BrowsePage extends React.Component<IMapPageProps, any> {
                             attribution={ '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors' }
                             url={ 'https://tiles.wmflabs.org/bw-mapnik/{z}/{x}/{y}.png' }
                         />
+                        <TileLayer
+                            opacity={ 0.50 }
+                            maxZoom={ 7 }
+                            attribution={ '&copy; worldclim.org' }
+                            url={ 'https://{s}.tile.genesys-pgr.org/worldclim1.4/bio1/{z}/{x}/{y}.png' }
+                            subdomains={ [ 'a', 'b', 'c', 'd' ] }
+                        />
                         <TileLayer
                             updateInterval={ 1000 }
                             updateWhenZooming={ false }