been closed down temporarily at the hottest times of the day because of concerns about the health of people visiting it. there have also been wildfires in greece caused by the hot, dry conditions. wildfires as well on the dalmatian coast in croatia. this particular heatwave is expected to end by the end of the weekend. however, there is another heatwave due to hit parts of europe at the beginning of next week. the european space agency has warned that spain, france, germany, poland and italy are among the countries that could see extremely high temperatures. areas of italy, for example, we re told that they could see temperatures as high as 48 degrees celsius on tuesday. i am joined now by professor claudio cassardo, who is a professor of meteorology,