Ecology

Ecology
Applied ecology
Climate change
Ecosystems
Environmental impact
Environmental strategies
Greenhouse effect
Nature management

Research Assistant VL	An AI tool that uses large language models (LLMs). Allows to explore academic content, analyzes a large portion of the information resources indexed in the Virtual Library and selects five documents that may be most useful. For more information, click here.
ChatGPT	An AI language model that generates human-like responses to queries. It can be used to create teaching materials, personalize the learning process and develop students critical thinking skills. The free version has limitations (e.g., limited DALL-E – a model for translating text into images – functions), while the paid version provides access to the latest and more powerful models (e.g., GPT-5 Pro) and faster response generation.
Elicit	An AI research assistant that helps review literature and academic works, systematize data, automate article selection and extract data. The free version offers unlimited searches, summaries and reports (up to 4 documents at a time), while in the paid "Plus" / "Pro" versions, the number of abstracts increases to 8 documents at a time and unlimited export of data tables to CSV/BIB/RIS formats, more detailed document previews and notifications with the latest information on research in the selected field are also provided.
Gemini	An AI language model that generates human-like responses to queries. "Deep Research" allows you to browse websites, analyze information and create detailed reports, while "Gemini Live" allows you to create learning plans, topic summaries and practice presentations. The paid versions, "Google AI Pro" and "Google AI Ultra", provide access to the more powerful "2.5 Pro" model, more accurate and faster "Deep Research", video generation with "Veo 3" and more options with the "NotebookLM" research and writing assistant.
Keenious	An AI academic research tool designed to help students and researchers find scientific literature. It analyzes the uploaded document and, using interdisciplinary methods, recommends similar or related scientific articles. Provides access to more than 250 million academic works. The free version provides access to all search results and unlimited chats, while the paid version provides full access with a university or organization license (access for students/employees, interface with library resources, training and webinars offered).
Litmaps	A tool for scientific literature research. Creates a visual map of academic literature, finds related sources on a selected topic from more than 270 million resources. The free version provides access to basic search, up to 20 queries and 2 visual maps, while the paid "Pro" and "Teams" versions offer advanced search and an unlimited number of articles and visual maps to analyze.
Perplexity	AI search engine and chatbot. Provides links to sources used for the answer and related thematic questions. The free version offers basic search, limited "Pro" and file upload features (up to 3 files per day), while the paid version provides access to more powerful AI models, unlimited visual generation, file uploads and analysis.
Research Rabbit	AI tool for academic research and literature reviews. Categorizes academic works into thematic sections (collections), creates an interactive visual map based on the selected topic and shows citation tendencies for academic works. All available features are free of charge.
SciSpace	AI assistant that helps manage, write and publish academic works, analyze and visualize data and create websites or presentations.  The free version offers up to 30 query views, 5 bibliography downloads, suggestions and integrated spell checking, while the paid versions, "Researcher" and "Teams", offer unlimited queries and downloads, security and faster support.
Scite	An AI platform that helps researchers better discover and understand research articles using smart citations. Evaluates the reliability and impact of scientific articles, discovers important and contradictory evidence, improves research results. The free version offers a DI assistant function, full-text search, citation reports, while the paid version provides full access with a university or organization license (more powerful DI models and their capabilities, data export and analysis, higher security and confidentiality levels).
Semantic Scholar	An AI academic research search engine that uses machine learning to identify connections, relevance and key findings in scientific articles. All available features are free of charge.

​Academic Search Complete (EBSCO)   
Multi-disciplinary database including agriculture, ecology, plant biology, forestry and more.

Annual Reviews     
Multi-disciplinary database including  ecology, plant biology and others

Applied Technologies and Innovations     
Multi-disciplinary database including agriculture, ecology, chemistry, biology, forestry and more.

BioMed Central    
Multi-disciplinary database including ecology, environmental sciences.

Cambridge Core   
Multi-disciplinary database including ecology, agriculture.

De Gruyter leidyklos elektroninės knygos      
Multi-disciplinary database including ecosystems, landscape design and more.

eBooks on ScienceDirect  
Multi-disciplinary database including ecology, biochemistry, forestry, agriculture and more.

EBSCO eBook Academic Collection  
Multi-disciplinary database including ecology, forestry, agriculture and more.

Knowledge Unlatched    
Multi-disciplinary database including ecology, biochemistry, forestry, agriculture and more.

MasterFILE Premier (EBSCO)  
Multi-disciplinary database including ecology, environmental protection, forestry and more.

MDPI            
Multi-disciplinary database including agriculture, ecosystems, agroengineering and more.
       
OAPEN (Open Access Publishing in European Networks)   
Multi-disciplinary database including ecology, environmental sciences, agriculture, forestry and more.

Online Books Page  
Multi-disciplinary database including  ecology, agriculture and more.

Open Textbook Library     
Multi-disciplinary database including agriculture, ecology

PANGAEA    
Multi-disciplinary database including agriculture, ecology, plant biology, environmental protection, forestry and more.

Project MUSE ebooks   
Multi-disciplinary database including  ecology, plant biology and others
 
Science Publishing Group (Science PG )   
Multi-disciplinary database including ecology, environmental engineering and more.   

Springer EBooks Collections  
Multi-disciplinary database including ecology, forestry, agriculture and more.

Wiley Online Library        
Multi-disciplinary database. Including ecology, agriculture, food science. List of subscribed Full Collection.

DART-Europe E-theses Portal  
E-theses and dissertations containing over 800,000 open access papers from 619 universities in 28 European countries.

NDLTD  (Networked Digital Library of Theses and Disertations)   
Final theses of world science and study institutions.

Open Access Theses and Dissertations (OATD)  
Final theses of world science and study institutions. 

Open Dissertations (EBSCO)  
More than 1.2 million e-theses and dissertations from around the world (from the beginning of the 20th century to the present day).

The Lithuanian Academic Electronic Library (eLABa)  
Scientific publications, dissertations and final theses of Lithuanian scientific institutions. Some of the works have an embargo period.

 

Eurostat       
Eurostat Statistical office of the European Union.

FAOSTAT 
FAO Food and Agriculture Statistics Database. 

FRED: Federal Reserve Economic Data 
Federal Reserve Bank portal providing access to economic and financial data. 

Official statistics portal 

Academic Index  
Scientific information search system.

BASE (Bielefeld Academic Search Engine)       
One of the largest search engines performing search in open access scholarly resources.

DOAB (Directory of Open Access Books)  
DOAB is a community-driven discovery service that indexes and provides access to scholarly, peer-reviewed open access books and helps users to find trusted open access book publishers.

DOAJ (Directory of Open Access Journals)  
Community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.

FreeFullPDF    
Open access scholarly search engine.

Google Scholar  
Search engine providing search across many disciplines and sources: articles, theses, books, abstracts and court opinions from academic publishers, professional societies, online repositories, universities and other websites.

Lithuanian Academic Electronic Library (eLABa)
This search gate is an integrated search system allowing search in Lithuanian academic libraries and other databases.

 

AGRICOLA (AGRICultural OnLine Access)  
Records describe publications and resources encompassing all aspects of agriculture and allied disciplines, aquaculture and fisheries, farming and farming systems, agricultural economics, food and human nutrition earth and environmental sciences and more.

AIMS (Agricultural Information Management Standart) 
The Agricultural Information Management Standards Portal (AIMS) of the Food and Agricultural Organization of the United Nations (FAO) gathers information on (and access to) standards, technology and best practices. It is also a forum connecting information management workers around the world to discuss open access and open data.

Environmental News Network    
New about flood risk, ecosystems, climate, energy, pollution, agriculture, green building, green energy and more.

FAO (The Food and Agriculture Organization of the United Nations)      

International Union for Conservation of Nature   
The International Union for Conservation of Nature (IUCN) is a membership of government and civil society organizations. Together, they work to promote sustainable development and create a just world where nature is protected.

Lithuanian Hydrometeorological Service under the Ministry of Environment (hereinafter – LHMS) 
Forecasts, observed data, reviews.

Lithuanian Standart Board (LST) Standarts Catalogue  
Lithuanian standarts. 

The World Bank Open Knowledge Repository  
The World Bank’s official open access repository for its research outputs and knowledge products.