In the east, the ancient Saraswati (or Ghaggar-Hakra) river ran parallel to the Indus . . . Towards the end of the Indus Valley civilization, the anc… - Jonathan Mark Kenoyer

[Period 5 of Cemetery H] may reflect only a change in the focus of settlement organization from that which was the pattern of the earlier Harappan phase and not cultural discontinuity, urban decay, invading aliens, or site abandonment, all of which have been suggested in the past.

More surveys have revealed large, post-Harappan settlements in the Indus region after the major Indus centres were abandoned. . . . Research . . . is beginning to demonstrate that there really is no Dark Age isolating the protohistoric from the historic period.

Although the overall socioeconomic organization changed, continuities in technology, subsistence practices, settlement organization, and some regional symbols show that the indigenous population was not displaced by hordes of Indo-Aryan speaking people. . . . For many years, the "invasions" or "migrations" of these Indo-Aryan-speaking Vedic/ Aryan tribes explained the decline of the Indus civilization and the second rise of urbanization. . . . This was based on simplistic models of culture change and an uncritical reading of Vedic texts. Current evidence does not support a pre- or proto-historic Indo-Aryan invasion of southern Asia. . . . Instead, there was an overlap between Lite Harappan and post-Harappan communities . . . with no biological evidence for major new populations.