Technology is change so much in recent years that even the way pictures taken has complete change. In photography, taking pictures from heights above ground level is now very simple. Today, there are many people and institutions are making use of this advanced technology to take pictures that would otherwise not have been possible.
Interestingly, aerial photography has found a place in many different fields. Today it used in geography, geology, and wide number of subject areas. For each subject areas, the benefits may be slightly different. Nevertheless, the fact that such pictures are useful in coming with policies and decisions at national and international levels cannot ignore. In this article, we will do a quick review of the use of this type of photography in different subject areas.
Use in Geography
The role of this type of photography acknowledged to geographers for a long time. While there have been pitfalls in interpretations of aerial pictures, most of these associate with human error from the improper use of the pictures by users. They used to prepare aerial maps of the landscape. When done correctly, such photographs can help cartographers to prepare maps of cultural and physical landscapes.
Use in environmental protection
Aerial photos have especially been useful in the environmental protection campaign. It is sue to take pictures that depict how the environment has changed over time. Such pictures can be very good for environmental campaigns where the population made to see the effect their actions have on the environment in just a short timeframe. This can help with public opinion that influences governments to take action.
Use in rehabilitation efforts
Aerial photos can utilize to help in rehabilitation efforts after a disaster. It use to help in planning and implementation efforts. Aerial photos is best to help the population understand the use of land. It can help the population visualize developmental efforts and incite them to participate.
Use in civil protection
Aerial photos can be useful in planning humanitarian phases. Even without being on the ground, those involved in planning interventions can do so using these photos.
Use in humanitarian intervention
Through the use of aerial photos, it is possible to quickly intervene in disaster areas. The photos can utilize to quickly assessed areas that are worst hit by a disaster. It can also utilize to determine where rescue efforts should concentrated.
These are just a few areas in which aerial photos can prove useful. Admittedly, there are many more areas of use. Every day, there are new technologies created that helps the taking of such pictures in previously inaccessible areas.
3 main Advantages and disadvantages of aerial photography
Most people are familiar with photographs. To most people a picture is a picture and its job is to capture an event of place at a given point in time. However, aerial photography is more than just getting beautiful pictures and that is what aerial photography is trying to bring to us. Today, the way in which pictures taken is fast changing. There was a time when we would have been content with taking the normal ground level pictures that we are so used to. Today however, aerial photos are offering a better way of taking pictures.
Cameras mounted on special equipment and for this the best shots of aerial photography to be done. Such equipment could include aircrafts and drones. The pictures taken at such heights can used for different purposes. The purpose for which it will use determine the way the photo will be taken. There are many advantages to taking pictures from an aerial position.
- Can used in inaccessible areas; There are times when it is necessary to get a map of an area but because of the inaccessibility of such area, no map is available. With aerial photos, there is no need to get to the place itself to be able to take pictures. You can get a good representation of the area by taking aerial pictures.
- Allows for easy monitoring; Aerial photos are great when you are trying to monitor a landscape for any type of changes. The fact that pictures can taken on a day o day basis means that you can make a very good comparison of what is happening in the area simply by looking at the pictures. That is how it has been possible to show the effect of deforestation over a few years.
- Easy to process; Unlike other forms of presentation of data like maps that may take long periods to process, aerial photos can be ready for use in just a few hours.
- Ground features difficult to detect; in aerial photos, it may hard to detect some ground features. This may make the photos difficult to interpret especially where there are no symbols.
- Positions are approximate; it is hard to tell the exact position and scale of a feature on the picture. The best that can be gotten is an approximated value.
- Affected by weather; sometimes it may be impossible to take good pictures in poor weather.
Despite its disadvantages, most of which can worked around with a little more technology, aerial photography still remains a great tool. That is the reason why it has found a place in areas like geography, disaster management, and environmental management.