{"id":447,"date":"2017-05-17T10:13:00","date_gmt":"2017-05-17T08:13:00","guid":{"rendered":"https:\/\/kids.esa.int\/satnav_technology_could_save_precious_water\/"},"modified":"2026-10-08T00:28:19","modified_gmt":"2026-10-07T22:28:19","slug":"satnav_technology_could_save_precious_water","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/satnav_technology_could_save_precious_water\/","title":{"rendered":"A navig\u00e1ci\u00f3s technol\u00f3gia seg\u00edthet megk\u00edm\u00e9lni a dr\u00e1ga vizet"},"content":{"rendered":"<div class=\"lede\">\n<p>Az Egyes\u00fclt \u00c1llamokban egy gazdacsoportnak gondja akadt: \u00e9vek \u00f3ta hatalmas mennyis\u00e9g\u0171 vizet haszn\u00e1lnak fel a hatalmas mez\u0151k\u00f6n t\u00f6rt\u00e9n\u0151 n\u00f6v\u00e9nytermeszt\u00e9shez, de most kezd elfogyni a v\u00edzk\u00e9szlet\u00fck. Seg\u00edts\u00e9get jelenthet egy ESA-b\u00f3l sz\u00e1rmaz\u00f3 spin-off technol\u00f3gia, amely hozz\u00e1j\u00e1rulhat a v\u00edzk\u00e9szletek meg\u0151rz\u00e9s\u00e9hez, mik\u00f6zben biztos\u00edtja, hogy a n\u00f6v\u00e9nyek ne szenvedjenek v\u00edzhi\u00e1nyt!<\/p>\n<\/div>\n<p>A terv egy Javier Marti nev\u0171, az ESA-n\u00e1l kor\u00e1bban dolgoz\u00f3 alkalmazott\u00f3l sz\u00e1rmazik. R\u00e1j\u00f6tt, hogy egyes mez\u0151ket t\u00fal sokat \u00f6nt\u00f6znek, ami hatalmas pazarl\u00e1s. Lehetne-e valamilyen m\u00f3don m\u0171holdak seg\u00edts\u00e9g\u00e9vel meg\u00e1llap\u00edtani, mely mez\u0151knek van val\u00f3ban sz\u00fcks\u00e9g\u00fck v\u00edzre? Javier szerint igen!<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1180\" data-credit=\"Google Earth\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/Circular_fields_as_seen_from_space\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2017\/05\/circular_fields_as_seen_from_space\/17903122-2-eng-GB\/Circular_fields_as_seen_from_space.jpg\" alt=\"Circular fields as seen from space\"><figcaption>K\u00f6r alak\u00fa mez\u0151k az \u0171rb\u0151l n\u00e9zve<\/figcaption><\/figure>\n<p>A F\u00f6ld k\u00f6r\u00fcl kering\u0151 m\u0171holdak \u2013 amelyeket \u00e1ltal\u00e1ban arra haszn\u00e1lnak, hogy seg\u00edts\u00e9k az embereket a navig\u00e1ci\u00f3s rendszerekkel val\u00f3 eligazod\u00e1sban \u2013 jelentik a kulcsot. A visszaver\u0151d\u0151 navig\u00e1ci\u00f3s jelek elemz\u00e9s\u00e9vel Javier r\u00e1j\u00f6tt, hogy lehets\u00e9ges megm\u00e9rni, mennyi v\u00edz van a f\u00f6ldfelsz\u00edn alatt: a talajban, a h\u00f3ban, a vizes \u00e9l\u0151helyeken, s\u0151t m\u00e9g a v\u00edzt\u00e1roz\u00f3k v\u00edzszintj\u00e9t is. Ezek a jelek felt\u00e1rhatj\u00e1k, mely mez\u0151ket kell \u00f6nt\u00f6zni, \u00e9s melyekn\u00e9l nincs sz\u00fcks\u00e9g \u00f6nt\u00f6z\u00e9sre.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"Divirod\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/Irrigation_systems_like_this_sprinkle_water_over_fields\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2017\/05\/irrigation_systems_like_this_sprinkle_water_over_fields\/18248067-2-eng-GB\/Irrigation_systems_like_this_sprinkle_water_over_fields.jpg\" alt=\"Irrigation systems like this sprinkle water over fields\"><figcaption>Az ilyen \u00f6nt\u00f6z\u0151rendszerek vizet permeteznek a mez\u0151kre<\/figcaption><\/figure>\n<p>Az elk\u00f6vetkez\u0151 n\u00e9h\u00e1ny h\u00f3napban t\u00f6bb gazda is felhaszn\u00e1lja majd ezeket az adatokat annak szab\u00e1lyoz\u00e1s\u00e1ra, hogy mennyit \u00f6nt\u00f6zzenek a f\u00f6ldjeiket. Rem\u00e9nyeik szerint ez a hat\u00e9konyabb m\u00f3dszer 30%-val cs\u00f6kkenti majd a szok\u00e1sos v\u00edzfogyaszt\u00e1sukat. R\u00e1ad\u00e1sul a n\u00f6v\u00e9nyek ak\u00e1r m\u00e9g jobban is n\u00f6vekedhetnek, mivel pontosan a sz\u00e1mukra ide\u00e1lis mennyis\u00e9g\u0171 vizet kapj\u00e1k majd!<\/p>\n<p>Ha Javier \u00f6tlete bev\u00e1lt, akkor azt vil\u00e1gszerte alkalmazni lehetne a v\u00edz megtakar\u00edt\u00e1s\u00e1ra \u2013 mindezt a F\u00f6ld k\u00f6r\u00fcl m\u00e1r p\u00e1ly\u00e1n kering\u0151 m\u0171holdaknak k\u00f6sz\u00f6nhet\u0151en.<\/p>\n<p><b>\u00c9rdekes t\u00e9ny:<\/b> A visszaver\u0151d\u0151 navig\u00e1ci\u00f3s jelek elemz\u00e9se egy \u00e1tt\u00f6r\u00e9st jelent\u0151 technol\u00f3gia, \u00e9s az elk\u00f6vetkez\u0151 n\u00e9h\u00e1ny \u00e9vben val\u00f3sz\u00edn\u0171leg m\u00e9g sz\u00e1mos tov\u00e1bbi alkalmaz\u00e1si ter\u00fcletet fogunk felfedezni sz\u00e1m\u00e1ra!<\/p>","protected":false},"excerpt":{"rendered":"<p>A group of farmers in the USA have a problem: for many years they have been using large amounts of water to grow crops in huge fields, but now their [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2017\/05\/farmers_need_a_lot_of_water_for_their_crops\/17880698-2-eng-GB\/Farmers_need_a_lot_of_water_for_their_crops.jpg","esa_banner_description":"Farmers need a lot of water for their crops","esa_banner_credit":"Navtronics BVBA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2017\/05\/Farmers_need_a_lot_of_water_for_their_crops","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-447","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/447","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=447"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/447\/revisions"}],"predecessor-version":[{"id":4483,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/447\/revisions\/4483"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=447"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=447"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=447"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=447"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=447"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=447"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=447"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=447"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=447"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}