Freebase(0.00 / 0 votes)Rate this definition: Lidar is a remote sensing technology that measures distance by illuminating a target with a laser and analyzing the reflected light. The term lidar comes from combining the words light and radar. Lidar is popularly known as a technology used to make high resolution maps, geomatics, archaeology, geography, geology, geomorphology, seismology, forestry, remote sensing, atmospheric physics, airborne laser swath mapping, laser altimetry, and contour mapping.
Cholesterol is a waxy, fat-like substance made in the liver and found in certain foods from animals, such as dairy products, eggs, and meat. The body needs some cholesterol in order to function properly. However, too much cholesterol can increase a person's risk of developing heart disease. There are several factors that contribute to high cholesterol -- some are controllable while others are not. Gender: After menopause, a woman's LDL cholesterol level (bad cholesterol) goes up, as does her risk for heart disease.
The recommended HDL level is higher in women than men. Aim to keep your total cholesterol level less than 200 mg/dL and LDL cholesterol less than 100 mg/dL.The desired HDL level is greater than 50 mg/dL and levels greater than 60 mg/dL are considered protective against heart disease.here are two different types of lipoproteins: low density lipoproteins, or LDL, and high density lipoproteins, or HDL. LDL cholesterol is considered bad cholesterol.. Having high levels in your body can cause LDL cholesterol to build up in the body's arteries, increasing the risk for cardiovascular disease.