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2. Electric fence - Wikipedia

   en.wikipedia.org/wiki/Electric_fence

   Livestock owners using rotational grazing in set patterns that are similar from one year to the next may permanently drive a few permanent wooden fence posts in strategic locations. Portable fence energisers are made for temporary fencing, powered solely by batteries, or by a battery kept charged by a small solar panel.

3. Nofence - Wikipedia

   en.wikipedia.org/wiki/Nofence

   In 2017, the Norwegian Food Safety Authority approved the use of Nofence for goats; and for cattle and sheep in 2020. [3] Nofence are based in Batnfjordsøra, Norway, with a UK office in Warwick. [3] The solar-powered collars play a melody "ringtone" when the animal reaches the fence, and if they continue, a small shock, as with an electric ...

4. Agricultural fencing - Wikipedia

   en.wikipedia.org/wiki/Agricultural_fencing

   The tradition of fencing out unwanted livestock prevails even today in some sparsely populated areas. For example, until the mid-20th century, most states in the American West were called "open range" ("fence out") states, in contrast to Eastern and Midwestern states which long had "fence in" laws where livestock must be confined by their owners.

5. Agrivoltaics - Wikipedia

   en.wikipedia.org/wiki/Agrivoltaics

   Sheep under solar panels in Lanai, Hawaii. Agrivoltaic practices vary from one country to another. In Europe and Asia, where the concept was first pioneered, the term agrivoltaics is applied to dedicated dual-use technology, generally a system of mounts or cables to raise the solar array some five metres above the ground in order to allow the land to be accessed by farm machinery, or a system ...

6. Biden pushes out over $100 billion in clean energy grants as ...

   www.aol.com/news/biden-pushes-over-100-billion...

   WASHINGTON (Reuters) -U.S. President Joe Biden's administration has awarded over $100 billion in grants created by its signature climate law, the Inflation Reduction Act, Biden senior advisor for ...

7. Applications of photovoltaics - Wikipedia

   en.wikipedia.org/wiki/Applications_of_photovoltaics

   A large range of different applications can be solar powered such as music players, fans, portable lamps, security lights, solar lighting kits, solar lanterns and street light (see below), phone chargers, radios, or even small, seven-inch LCD televisions, that run on less than ten watts.