Showing 1 - 20 of 179,986

7. clean energy 131,936 02 engineering and technology 64,752 01 natural sciences 55,158 0103 physical sciences 43,729 0202 electrical engineering, electronic engineering, information engineering 42,446 13. climate action 37,860 more ... 6. clean water 19,497 0211 other engineering and technologies 16,428 11. sustainability 12,752 12. responsible consumption 8,807 03 medical and health sciences 8,754 0105 earth and related environmental sciences 8,542 0210 nano-technology 7,122 3. good health 7,053 0203 mechanical engineering 6,394 0302 clinical medicine 6,327 fos: physical sciences 5,825 15. life on land 4,989 2. zero hunger 4,655 0104 chemical sciences 4,026 14. life underwater 3,980 16. peace & justice 3,464 4. education 3,299 05 social sciences 3,091 0207 environmental engineering 3,024 9. industry and infrastructure 2,989 physics 2,859 0201 civil engineering 2,646 0301 basic medicine 2,504 humans 2,281 less ...

elsevier bv 28,496 ieee 11,986 iop publishing 6,225 american society of mechanical engineers 4,655 wiley 3,493 edp sciences 2,874 more ... mdpi ag 2,619 zenodo 2,536 springer international publishing 1,297 springer berlin heidelberg 1,256 elsevier b.v. 1,048 american psychological association 987 escholarship, university of california 457 elsevier ltd 443 ccsd 409 packt publishing 375 elsevier 372 springer nature 370 springer us 306 wiley-blackwell 200 springer 199 mdpi 174 taylor & francis ltd 172 institute of electrical and electronics engineers 110 oxford university press / usa 93 associated newspapers ltd 78 taylor & francis 71 elsevier sci ltd 65 oxford university press 63 elsevier science 59 less ...

english 97,077 undetermined 69,581 unknown 3,190 japanese 439 turkish 402 russian 386 more ... spanish; castilian 371 german 329 french 213 portuguese 119 croatian 106 ukrainian 106 greek 83 italian 78 persian 78 chinese 74 indonesian 58 polish 52 swedish 44 czech 37 ndonga 35 lithuanian 30 slovenian 26 serbian 20 arabic 18 finnish 15 spanish 15 catalan; valencian 14 dutch; flemish 11 romanian; moldavian; moldovan 9 less ...

united states 442 india 65 united kingdom 58 california 44 china 37 new york (state) 33 more ... europe 24 new jersey 10 pennsylvania 8 florida 4 less ...

OpenAIRE 152,198 BASE 8,990 OAIster 5,135 Regional Business News 1,607 Complementary Index 1,525 APA PsycArticles 1,508 more ... Academic Search Index 1,462 arXiv 1,158 ScienceDirect 857 Business Source Premier 734 wiso 618 MEDLINE 501 Supplemental Index 438 Directory of Open Access Journals 352 SciTech Connect 343 PASCAL Archive 316 Springer Nature Journals 265 GreenFILE 209 HAL 168 eScholarship 161 OpenDissertations 156 GBV Online Contents 119 RePEc 118 Science Citation Index Expanded 81 NASA Technical Reports 77 United Nations iLibrary (OECD) 71 ClinicalTrials.gov 65 Education Research Complete 59 JSTOR Journals 59 GOBI E-books 46 less ...