A beach seems constant from day to day, yet it is an ever-changing river of sand. On a geologic time scale the life of a beach is like a fruit fly in our human time.
Searching for water on Mars and looking for other distant planets that may be Earth-like recalls that it is not only water, but also carbon that is necessary for life.
Climate change poses increasing challenges to global food safety. Long-term changes in temperature, humidity, rainfall patterns and the frequency of extreme weather events are already affecting the total food supply chain, from farming and crop production to the nutritional quality of food on your table.
Jae-chan searches for clues in Woo-tak’s case. Hong-joo dreams of Jae-chan getting stabbed and fears it’ll come true. She realizes that Do Hak-young’s release is what leads to the stabbing in the dream; he reassures her the dream won’t come true.