ナショナルジオグラフィックさんのインスタグラム写真 - (ナショナルジオグラフィックInstagram)「Photo by George Steinmetz @geosteinmetz The level of the Dead Sea is dropping by about three feet (one meter) per year, due to freshwater diversions for human use. The lowest point on Earth is now separated into two depressions. The southern lobe has been converted into evaporation ponds for industrial use. On the Israeli side, shown here, that includes coffee-colored cascades of brine to concentrate and extract products ranging from potash for fertilizer to flame retardants to batteries. To view more of our world from above, follow @geosteinmetz.」7月8日 3時37分