Modern, human-caused climate change is escalating the threats that make sea walls necessary. Sea levels are rising, putting communities at greater risk from floods. Storms are intensifying, causing more and more sand to erode from beaches.
Answer:
space or any other extraterrtial beings
Explanation:
The journals were based upon the field diaries that explorers were required to keep by the Colonial Office. The explorers' field diaries and journals were also of vital importance for the information they contained about possible economic benefits that could be derived from the land.