A traveling clot that suddenly blocks a blood vessel is an embolism
Answer:
Conservation efforts have had a positive impact on ecosystems that have been previously harmed due to human activity. Conservation efforts have helped preserve and even restore habitats that had been damaged or threatened by human activity. They have also helped protect endangered species.
Volcanoes on mars kinda look like craters on earth. They look like mounds, its hard to explain.
-TheOneandOnly003