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So the two main sensor technologies we've got are the active sonars we're using for tracking seals, primarily, so they don't make much noise underwater, so these send out a very, very high frequency ping which is too loud for the animals to hear and be disturbed by, and they listen for the echo, and they can build up an image of exactly where the animals are around the turbine. on the other sensor that we've got it is underneath this protective housing here, which is passive hydrophones, which are listening to the sounds the animals make and we use those to pick up the sounds of porpoises and ...

Oh, yeah. we have one on the end of the slip down here. yeah. so, some of the initial research was actually designed to look at how animals are actually using some of these habitats, how are they're using these highly tidal areas around the north coast of scotland. and we are certainly seeing that these areas do seem to be important for harbour seals around this area. and indeed, we do see animals coming relatively close to the turbines, but it's really that fine scale behaviour that we're really interested in. what do animals do when they really come close to the turbines? to answer this unkn...

Campaigned on. and everything is politics. you know, by -- if we all remember, there were rebate checks, $600 or $300 went to individual americans. it was a politically popular thing to do. obviously, he was president at the time and worrying about his own tenure. and it was controversial. i mean, you know, back then this was not something democrats swallowed. republicans were in the majority and they were able to get it through. there was a big price tag. a lot of democrats did not want to enact the tax cut in the first place so i think a lot of politics. >> good to talk to you. thanks. >> th...

The sunny beach. >> good point. stay out of the water. five miles of water in chatham, massachusetts, on cape cod has been closed off to swimmers because of that. a great white shark right there. one of the sharks is with himming only about 100 yards offshore. people are still heading to the beach, but not swimming, just going to see the sharks. experts say those sharks are likely tracking seals. ♪ keep feeling fascination ♪ passion burning ♪ love is so strong ♪

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