Background: The association between the age of cannabis use (CU) onset and substance use (SU) problems has been extensively studied, yet findings remain inconsistent.
Aims: This systematic review aimed to examine prospective studies on the association between age of CU onset and later SU problems, controlling for key individual, social, and SU-related risk factors.
Methods: PsycINFO, Web of Science and PubMed were searched for studies published between January 2000 and December 2024.
This paper aims to investigate the influence of two types of parental norms, descriptive and injunctive, on young adults' sustainable attitudes and sustainable household capability through the application of the Knowledge-Attitude-Behaviour (KAB) theory. Empirical research was conducted by an online questionnaire on a sample of 356 young adults in Croatia aged 18 to 28. The results confirmed that young adults had high levels of sustainable knowledge and attitudes.
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