And the effects of city lights on nature. Lets start at the beginning with how we see light. When light enters our eye it hits the retina. And is received by photo receptor cells. The socalled rock cells respond to light and dark the cones are responsible for color vision but we only see the light that actually enters our eyes if you are in zambia wanted to know more. Light travel. During a thunderstorm we see the lightning straight away but we hear the thunder with a light. Thats because sound waves move slowly or as light travels super fast at 300000 kilometers per 2nd. Maintains that speed in space where theres a vacuum and the moves only slightly slower to be earths atmosphere. Rather maybe a slower down for example water in which it travels at a mere 225000 kilometers a 2nd. Life troubles like ripples spreading on the surface of a liquid in all directions simultaneously. And in Straight Lines which is why we talk of light rays sometimes its even possible for us to see the. Light t
Tourists have disappeared because traveling is nearly impossible cultural life has come to a standstill all major events have been cattle so so the coronavirus has changed the world in a matter of weeks german photographer. Vets rolling around the empty streets and squares in berlin to document with the camera just how much the german capital has changed you the pandemic. Is usually a buzz with activity now its almost empty just a handful of people here including. A photographer whos capturing the citys current mood. First it was a shock to see such a lively city suddenly come to a virtual standstill. You could go to bit driven driven by this crisis situation. First it was really stressful and i was thinking whats happening now. And when i feel that way. I usually just have to go and take photos. Of them. From. The quran a virus pandemic has brought life to a halt in cities around the globe many people have been confined to their homes that billionaires can go out provided they practic
The tourists have disappeared because traveling is nearly impossible cultural life has come to a standstill all the major events have been cattle. So the coronavirus has changed the world in a matter of weeks german photographer this is rolling around the empty streets and squares in berlin to document with the camera just how much the german capital has changed you the pandemic. Is usually a buzz with activity now its almost empty just a handful of people here including. A photographer whos capturing the citys current mood. First it was a shock to see such a lively city suddenly come to a virtual standstill. You could go to bit juergen driven by this crisis situation. First it was really stressful and i was thinking whats happening now. And when i feel that way. I usually just have to go and take photos. Of. The coronavirus pandemic has brought life to a halt in cities around the globe many people have been confined to their homes that billionaires can go out provided they practice so
Tourists have disappeared because traveling is nearly impossible cultural life has come to a standstill all the major events have been cattle. So the coronavirus has changed the world in a matter of weeks german photographer. Vets rolling around the empty streets and squares in berlin to document with the camera just how much the german capital has changed you the pandemic. That square is usually with activity now its almost empty just a handful of people here including. A photographer whos capturing the citys current mood. First it was a shock to see such a lively city suddenly come to a virtual standstill. Go to bit driven driven by this crisis situation. First it was really stressful and i was thinking whats happening now. And when i feel that way. I usually just have to go and take photos of any song or free love with a moustache my since last june im from. The quran a virus pandemic has brought life to a halt in cities around the globe many people have been confined to their homes
Out spoke as one of the oldest cities in germany with a favorable location on the rivers lake and bathtubs. Live. There is plenty of water in the city center to the loss of those several monumental found its. Lead place water and will and what the people of all made of it thats going to be the common theme for my tour of the city today and as always i have a lot on my list a palace for Art Industrial monuments a boat trip and i really would like to see the birthplace of about published so lets go. Well also look behind the scenes of. One of germanys most famous puppet theaters. A georgian woman will show us her hometown to meet. And todays your video brings us travel impressions from combo do you. Know this is the center of the town hall is located on the square at the end of. This Renaissance Building is magnificent although it was almost completely destroyed by bombing in the 2nd world war it was rebuilt in the original style for many centuries out spoke was an important Political Ce