Environmental technology

{{#gu_gen: sparql | http://dbpedia.org/sparql | | PREFIX dbpprop: <http://dbpedia.org/property/>

PREFIX dbpedia-owl:<http://dbpedia.org/ontology/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX foaf: <http://xmlns.com/foaf/0.1/> 
SELECT distinct  ?label_en ?page
WHERE 
 {
 ?subject dcterms:subject <http://dbpedia.org/resource/Category:Environmental_technology>.
 FILTER (REGEX(?subject, '[^a-z A-Z 0-9]*')) . 
<http://dbpedia.org/resource/Category:Environmental_technology>  rdfs:label ?label  . 
         FILTER (LANG(?label) = 'en') .
         ?subject rdfs:label ?label_en .
         FILTER (LANG(?label_en) = 'en' || LANG(?label_en) = 'it' ) .
           
OPTIONAL {
        ?subject  foaf:isPrimaryTopicOf  ?page .
 }} limit 1000

|yes |WIKITABLE |{{{x}}} |{{{y}}} }}