Mediterranean ecosystems present great biodiversity, which may be explained by some of the above. Mediterranean type ecosystems occupy less than 5% of Earthâs surface, but include around 20% of the global flora. In all Mediterranean climate regions, a similar â to a certain degree â vegetation has emerged.This includes woody, evergreen shrubs, with leaves wide, small and hard (sclerophylls), presenting strong characteristics of adaptation to the regionsâ climate.editerranean climate is characterized by wet, mild winters and large, warm, dry summers. Most part of yearly rainfall occurs during the winter and there can be many dry months, with the exception of summer storms. Due to summer drought, wild fires are, also, a Mediterranean climate characteristic.
Sudden cardiac arrest can result from cardiac and non-cardiac causes including the following: Coronary artery disease. Coronary artery disease (CAD), also known as ischemic heart disease, is responsible for 62 to 70 percent of all SCDs. CAD is a much less frequent cause of SCD in people under the age of 40.
About an hour before a sudden cardiac arrest, you might feel nauseous, vomit, or have chest pain or shortness of breath. Immediate warning signs of sudden cardiac arrest include heart palpitations or a racing heartbeat, dizziness or lightheadedness, or just feeling more winded or fatigued than usual, Dr. Doshi says. But two-thirds of the time, sudden cardiac arrest has no symptoms. You simply lose consciousnessâand your pulse. Thatâs why itâs extra important that you know what to do if you see someone suddenly go down. Hereâs your course of action: First, call 911 immediately.